diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 61c9cd2e1c..e258a0eb6f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -92,7 +92,7 @@ jobs:
     - name: Install Python
       uses: deadsnakes/action@v2.1.1
       with:
-        python-version: 3.9
+        python-version: '3.10'
         debug: true
     - name: Install GCC
       run: |
@@ -124,15 +124,19 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runs-on: [ windows-2019 ]
+        runs-on: [ windows-2022 ]
         benchmark: [ true, false ]
         python-arch: [ 'x64', 'x86' ]
-        msvc: [ 16 ]
+        msvc: [ 17 ]
         exclude:
-          - runs-on: windows-2019
+          - runs-on: windows-2022
             benchmark: true
             python-arch: 'x86'
         include:
+          - runs-on: windows-2019
+            benchmark: false
+            python-arch: 'x64'
+            msvc: 16
           - runs-on: windows-2016
             benchmark: false
             python-arch: 'x64'
@@ -156,7 +160,7 @@ jobs:
     - name: Install Python
       uses: actions/setup-python@v2
       with:
-        python-version: 3.9
+        python-version: '3.10'
         architecture: ${{ matrix.python-arch }}
     - name: Install Go
       if: matrix.benchmark == false
diff --git a/.mergify.yml b/.mergify.yml
index c79bbde270..7c98af7fc8 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -12,8 +12,9 @@ pull_request_rules:
       - status-success=C++ Lint
       - status-success=Windows MSVC 15 x64 - test run
       - status-success=Windows MSVC 16 x64 - test run
-      - status-success=Windows MSVC 16 x86 - test run
-      - status-success=Windows MSVC 16 x64 - C++ Benchmark
+      - status-success=Windows MSVC 17 x64 - test run
+      - status-success=Windows MSVC 17 x86 - test run
+      - status-success=Windows MSVC 17 x64 - C++ Benchmark
       - status-success=code-review/reviewable
     actions:
       merge:
@@ -33,8 +34,9 @@ pull_request_rules:
       - status-success=C++ Lint
       - status-success=Windows MSVC 15 x64 - test run
       - status-success=Windows MSVC 16 x64 - test run
-      - status-success=Windows MSVC 16 x86 - test run
-      - status-success=Windows MSVC 16 x64 - C++ Benchmark
+      - status-success=Windows MSVC 17 x64 - test run
+      - status-success=Windows MSVC 17 x86 - test run
+      - status-success=Windows MSVC 17 x64 - C++ Benchmark
 
       - "#approved-reviews-by>=1"
       - "#changes-requested-reviews-by=0"
diff --git a/.ycm_extra_conf.py b/.ycm_extra_conf.py
index 20fb9c1448..07ead1ad82 100644
--- a/.ycm_extra_conf.py
+++ b/.ycm_extra_conf.py
@@ -186,9 +186,6 @@ def PythonSysPath( **kwargs ):
   sys_path = kwargs[ 'sys_path' ]
 
   interpreter_path = kwargs[ 'interpreter_path' ]
-  major_version = subprocess.check_output( [
-    interpreter_path, '-c', 'import sys; print( sys.version_info[ 0 ] )' ]
-  ).rstrip().decode( 'utf8' )
 
   sys_path[ 0:0 ] = [ p.join( DIR_OF_THIS_SCRIPT ),
                       p.join( DIR_OF_THIRD_PARTY, 'bottle' ),
diff --git a/TESTS.md b/TESTS.md
index 116c918412..c82ae651cf 100644
--- a/TESTS.md
+++ b/TESTS.md
@@ -45,7 +45,7 @@ To run the full suite, just run `run_tests.py`. Options are:
   everything is built;
 * `--no-completers`: do not build or test with listed semantic completion engine(s);
 * `--completers`: only build and test with listed semantic completion engine(s);
-* `--msvc`: the Microsoft Visual C++ version to build with (default: 15).
+* `--msvc`: the Microsoft Visual C++ version to build with (default: 16).
   Windows only;
 * `--coverage`: generate code coverage data.
 
diff --git a/benchmark.py b/benchmark.py
index 33e61fc014..ac1b32d847 100755
--- a/benchmark.py
+++ b/benchmark.py
@@ -16,7 +16,7 @@
 
 def ParseArguments():
   parser = argparse.ArgumentParser()
-  parser.add_argument( '--msvc', type = int, choices = [ 14, 15, 16 ],
+  parser.add_argument( '--msvc', type = int, choices = [ 15, 16, 17 ],
                        default = 16, help = 'Choose the Microsoft Visual '
                        'Studio version (default: %(default)s).' )
 
diff --git a/build.py b/build.py
index add345dcf2..d12aac9f05 100755
--- a/build.py
+++ b/build.py
@@ -19,6 +19,21 @@
 import tempfile
 import urllib.request
 
+
+class InstallationFailed( Exception ):
+  def __init__( self, message = None, exit_code = 1 ):
+    self.message = message
+    self.exit_code = exit_code
+
+  def Print( self ):
+    if self.message:
+      print( '', file = sys.stderr )
+      print( self.message, file = sys.stderr )
+
+  def Exit( self ):
+    sys.exit( self.exit_code )
+
+
 IS_MSYS = 'MSYS' == os.environ.get( 'MSYSTEM' )
 
 IS_64BIT = sys.maxsize > 2**32
@@ -85,11 +100,11 @@
 
 BUILD_ERROR_MESSAGE = (
   'ERROR: the build failed.\n\n'
-  'NOTE: it is *highly* unlikely that this is a bug but rather\n'
-  'that this is a problem with the configuration of your system\n'
-  'or a missing dependency. Please carefully read CONTRIBUTING.md\n'
-  'and if you\'re sure that it is a bug, please raise an issue on the\n'
-  'issue tracker, including the entire output of this script\n'
+  'NOTE: it is *highly* unlikely that this is a bug but rather '
+  'that this is a problem with the configuration of your system '
+  'or a missing dependency. Please carefully read CONTRIBUTING.md '
+  'and if you\'re sure that it is a bug, please raise an issue on the '
+  'issue tracker, including the entire output of this script (with --verbose) '
   'and the invocation line used to run it.' )
 
 CLANGD_VERSION = '13.0.0'
@@ -164,8 +179,8 @@ def FindExecutableOrDie( executable, message ):
   path = FindExecutable( executable )
 
   if not path:
-    sys.exit( f"ERROR: Unable to find executable '{ executable }'. "
-              f"{ message }" )
+    raise InstallationFailed(
+      f"ERROR: Unable to find executable '{ executable }'. { message }" )
 
   return path
 
@@ -249,8 +264,9 @@ def _CheckCall( args, **kwargs ):
       print( "FAILED" )
 
     if exit_message:
-      sys.exit( exit_message )
-    sys.exit( error.returncode )
+      raise InstallationFailed( exit_message )
+
+    raise InstallationFailed( exit_code = error.returncode )
 
 
 def GetGlobalPythonPrefix():
@@ -280,7 +296,8 @@ def GetPossiblePythonLibraryDirectories():
 def FindPythonLibraries():
   include_dir = sysconfig.get_config_var( 'INCLUDEPY' )
   if not p.isfile( p.join( include_dir, 'Python.h' ) ):
-    sys.exit( NO_PYTHON_HEADERS_ERROR.format( include_dir = include_dir ) )
+    raise InstallationFailed(
+      NO_PYTHON_HEADERS_ERROR.format( include_dir = include_dir ) )
 
   library_dirs = GetPossiblePythonLibraryDirectories()
 
@@ -326,10 +343,11 @@ def FindPythonLibraries():
   if static_libraries and not OnWindows():
     dynamic_flag = ( '--enable-framework' if OnMac() else
                      '--enable-shared' )
-    sys.exit( NO_DYNAMIC_PYTHON_ERROR.format( library = static_libraries[ 0 ],
-                                              flag = dynamic_flag ) )
+    raise InstallationFailed(
+      NO_DYNAMIC_PYTHON_ERROR.format( library = static_libraries[ 0 ],
+                                      flag = dynamic_flag ) )
 
-  sys.exit( NO_PYTHON_LIBRARY_ERROR )
+  raise InstallationFailed( NO_PYTHON_LIBRARY_ERROR )
 
 
 def CustomPythonCmakeArgs( args ):
@@ -359,6 +377,8 @@ def GetGenerator( args ):
     # Studio 16 generator.
     if args.msvc == 16:
       return 'Visual Studio 16'
+    if args.msvc == 17:
+      return 'Visual Studio 17 2022'
     return f"Visual Studio { args.msvc }{ ' Win64' if IS_64BIT else '' }"
   return 'Unix Makefiles'
 
@@ -385,7 +405,7 @@ def ParseArguments():
   parser.add_argument( '--system-libclang', action = 'store_true',
                        help = 'Use system libclang instead of downloading one '
                        'from llvm.org. NOT RECOMMENDED OR SUPPORTED!' )
-  parser.add_argument( '--msvc', type = int, choices = [ 15, 16 ],
+  parser.add_argument( '--msvc', type = int, choices = [ 15, 16, 17 ],
                        default = 16, help = 'Choose the Microsoft Visual '
                        'Studio version (default: %(default)s).' )
   parser.add_argument( '--ninja', action = 'store_true',
@@ -407,10 +427,24 @@ def ParseArguments():
                                 'specified directory, and do not delete the '
                                 'build output. This is useful for incremental '
                                 'builds, and required for coverage data' )
+
+  # Historically, "verbose" mode was the default and --quiet was added. Now,
+  # quiet is the default (but the argument is still allowed, to avoid breaking
+  # scripts), and --verbose is added to get the full output.
   parser.add_argument( '--quiet',
                        action = 'store_true',
+                       default = True, # This argument is deprecated
                        help = 'Quiet installation mode. Just print overall '
-                              'progress and errors' )
+                              'progress and errors. This is the default, so '
+                              'this flag is actually ignored. Ues --verbose '
+                              'to see more output.' )
+  parser.add_argument( '--verbose',
+                       action = 'store_false',
+                       dest = 'quiet',
+                       help = 'Verbose installation mode; prints output from '
+                              'build operations. Useful for debugging '
+                              'build failures.' )
+
   parser.add_argument( '--skip-build',
                        action = 'store_true',
                        help = "Don't build ycm_core lib, just install deps" )
@@ -463,8 +497,9 @@ def ParseArguments():
   if ( args.system_libclang and
        not args.clang_completer and
        not args.all_completers ):
-    sys.exit( 'ERROR: you can\'t pass --system-libclang without also passing '
-              '--clang-completer or --all as well.' )
+    raise InstallationFailed(
+      'ERROR: you can\'t pass --system-libclang without also passing '
+      '--clang-completer or --all as well.' )
   return args
 
 
@@ -476,16 +511,17 @@ def FindCmake( args ):
 
   cmake = PathToFirstExistingExecutable( cmake_exe )
   if cmake is None:
-    sys.exit( "ERROR: Unable to find cmake executable in any of"
-              f" { cmake_exe }. CMake is required to build ycmd" )
+    raise InstallationFailed(
+      "ERROR: Unable to find cmake executable in any of"
+      f" { cmake_exe }. CMake is required to build ycmd" )
   return cmake
 
 
 def GetCmakeCommonArgs( args ):
   cmake_args = [ '-G', GetGenerator( args ) ]
 
-  # Set the architecture for the Visual Studio 16 generator.
-  if OnWindows() and args.msvc == 16 and not args.ninja and not IS_MSYS:
+  # Set the architecture for the Visual Studio 16/17 generator.
+  if OnWindows() and args.msvc >= 16 and not args.ninja and not IS_MSYS:
     arch = 'x64' if IS_64BIT else 'Win32'
     cmake_args.extend( [ '-A', arch ] )
 
@@ -587,8 +623,8 @@ def ExitIfYcmdLibInUseOnWindows():
     open( p.join( ycmd_library ), 'a' ).close()
   except IOError as error:
     if error.errno == errno.EACCES:
-      sys.exit( 'ERROR: ycmd library is currently in use. '
-                'Stop all ycmd instances before compilation.' )
+      raise InstallationFailed( 'ERROR: ycmd library is currently in use. '
+                                'Stop all ycmd instances before compilation.' )
 
 
 def GetCMakeBuildConfiguration( args ):
@@ -1042,8 +1078,9 @@ def GetClangdTarget():
     return [
       ( 'clangd-{version}-x86_64-unknown-linux-gnu',
         '5fc913b474a142a1796a598167a1227552eb4346b5f500a0594c876165f408ad' ) ]
-  sys.exit( CLANGD_BINARIES_ERROR_MESSAGE.format( version = CLANGD_VERSION,
-                                                  platform = 'this system' ) )
+  raise InstallationFailed(
+    CLANGD_BINARIES_ERROR_MESSAGE.format( version = CLANGD_VERSION,
+                                          platform = 'this system' ) )
 
 
 def DownloadClangd( printer ):
@@ -1074,7 +1111,8 @@ def DownloadClangd( printer ):
     printer( f"Downloading Clangd from { download_url }..." )
     DownloadFileTo( download_url, file_name )
     if not CheckFileIntegrity( file_name, check_sum ):
-      sys.exit( 'ERROR: downloaded Clangd archive does not match checksum.' )
+      raise InstallationFailed(
+        'ERROR: downloaded Clangd archive does not match checksum.' )
 
   printer( f"Extracting Clangd to { CLANGD_OUTPUT_DIR }..." )
   with tarfile.open( file_name ) as package_tar:
@@ -1155,6 +1193,21 @@ def DoCmakeBuilds( args ):
   BuildWatchdogModule( args )
 
 
+def PrintReRunMessage():
+  print( '',
+         'The installation failed; please see above for the actual error. '
+         'In order to get more information, please re-run the command, '
+         'adding the --verbose flag. If you think this is a bug and you '
+         'raise an issue, you MUST include the *full verbose* output.',
+         '',
+         'For example, run:' + shlex.join( [ sys.executable ] +
+                                           sys.argv +
+                                           [ '--verbose' ] ),
+         '',
+         file = sys.stderr,
+         sep = '\n' )
+
+
 def Main(): # noqa: C901
   args = ParseArguments()
 
@@ -1164,22 +1217,34 @@ def Main(): # noqa: C901
     else:
       sys.exit( 'This script should not be run with sudo.' )
 
-  if not args.skip_build:
-    DoCmakeBuilds( args )
-  if args.cs_completer or args.omnisharp_completer or args.all_completers:
-    EnableCsCompleter( args )
-  if args.go_completer or args.gocode_completer or args.all_completers:
-    EnableGoCompleter( args )
-  if args.js_completer or args.tern_completer or args.all_completers:
-    EnableJavaScriptCompleter( args )
-  if args.rust_completer or args.racer_completer or args.all_completers:
-    EnableRustCompleter( args )
-  if args.java_completer or args.all_completers:
-    EnableJavaCompleter( args )
-  if args.ts_completer or args.all_completers:
-    EnableTypeScriptCompleter( args )
-  if args.clangd_completer or args.all_completers:
-    EnableClangdCompleter( args )
+  try:
+    if not args.skip_build:
+      DoCmakeBuilds( args )
+    if args.cs_completer or args.omnisharp_completer or args.all_completers:
+      EnableCsCompleter( args )
+    if args.go_completer or args.gocode_completer or args.all_completers:
+      EnableGoCompleter( args )
+    if args.js_completer or args.tern_completer or args.all_completers:
+      EnableJavaScriptCompleter( args )
+    if args.rust_completer or args.racer_completer or args.all_completers:
+      EnableRustCompleter( args )
+    if args.java_completer or args.all_completers:
+      EnableJavaCompleter( args )
+    if args.ts_completer or args.all_completers:
+      EnableTypeScriptCompleter( args )
+    if args.clangd_completer or args.all_completers:
+      EnableClangdCompleter( args )
+  except InstallationFailed as e:
+    e.Print()
+    if args.quiet:
+      PrintReRunMessage()
+    e.Exit()
+  except Exception as e:
+    if args.quiet:
+      print( f"FAILED with exception { type( e ).__name__ }: { e }" )
+      PrintReRunMessage()
+    else:
+      raise
 
 
 if __name__ == '__main__':
diff --git a/cpp/ycm/CMakeLists.txt b/cpp/ycm/CMakeLists.txt
index 023a6f0a78..24fa31f863 100644
--- a/cpp/ycm/CMakeLists.txt
+++ b/cpp/ycm/CMakeLists.txt
@@ -156,8 +156,7 @@ endif()
 if ( USE_CLANG_COMPLETER )
   message( STATUS "Using libclang to provide semantic completion for C/C++/ObjC" )
 else()
-  message( STATUS "NOT using libclang, no semantic completion for "
-                  "C/C++/ObjC will be available" )
+  message( STATUS "Not using libclang for C/C++/ObjC." )
 endif()
 
 if ( NOT LIBCLANG_FILENAME AND PATH_TO_LLVM_ROOT )
@@ -454,6 +453,4 @@ if( USE_CLANG_TIDY )
   else()
     message( STATUS "clang-tidy not found" )
   endif()
-else()
-  message( STATUS "NOT using clang-tidy for static analysis." )
 endif()
diff --git a/run_tests.py b/run_tests.py
index 72acfe2c16..e972e2acb8 100755
--- a/run_tests.py
+++ b/run_tests.py
@@ -132,7 +132,7 @@ def ParseArguments():
                        choices = COMPLETERS.keys() )
   parser.add_argument( '--skip-build', action = 'store_true',
                        help = 'Do not build ycmd before testing.' )
-  parser.add_argument( '--msvc', type = int, choices = [ 14, 15, 16 ],
+  parser.add_argument( '--msvc', type = int, choices = [ 15, 16, 17 ],
                        default = 16, help = 'Choose the Microsoft Visual '
                        'Studio version (default: %(default)s).' )
   parser.add_argument( '--coverage', action = 'store_true',
diff --git a/ycmd/completers/typescript/typescript_completer.py b/ycmd/completers/typescript/typescript_completer.py
index fdc544d49f..b4fa028ee3 100644
--- a/ycmd/completers/typescript/typescript_completer.py
+++ b/ycmd/completers/typescript/typescript_completer.py
@@ -207,6 +207,10 @@ def _StartServerNoLock( self ):
     environ = os.environ.copy()
     environ[ 'TSS_LOG' ] = tsserver_log
 
+    # TSServer runs out of memory on larger projects. This is the value that
+    # VSCode uses.
+    environ[ 'NODE_OPTIONS' ] = '--max_old_space_size=3072'
+
     LOGGER.info( 'TSServer log file: %s', self._logfile )
 
     # We need to redirect the error stream to the output one on Windows.
diff --git a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/not-testy/testy.csproj b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/not-testy/testy.csproj
index 1f1c0dd139..e8b5f0cffc 100644
--- a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/not-testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/not-testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -38,4 +40,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/testy/testy.csproj b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/testy/testy.csproj
index 1f1c0dd139..e8b5f0cffc 100644
--- a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-named-like-folder/testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -38,4 +40,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-abs/testy/testy.csproj b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-abs/testy/testy.csproj
index 1f1c0dd139..e8b5f0cffc 100644
--- a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-abs/testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-abs/testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -38,4 +40,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-bad/testy/testy.csproj b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-bad/testy/testy.csproj
index 1f1c0dd139..e8b5f0cffc 100644
--- a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-bad/testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-bad/testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -38,4 +40,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-rel/testy/testy.csproj b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-rel/testy/testy.csproj
index 1f1c0dd139..e8b5f0cffc 100644
--- a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-rel/testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/extra-conf-rel/testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -38,4 +40,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/testy/testy.csproj b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/testy/testy.csproj
index 1f1c0dd139..e8b5f0cffc 100644
--- a/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy-multiple-solutions/solution-not-named-like-folder/testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -38,4 +40,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git a/ycmd/tests/cs/testdata/testy/testy.csproj b/ycmd/tests/cs/testdata/testy/testy.csproj
index fde0a3622d..a6f52885d0 100644
--- a/ycmd/tests/cs/testdata/testy/testy.csproj
+++ b/ycmd/tests/cs/testdata/testy/testy.csproj
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>
@@ -43,4 +45,4 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
+</Project>
diff --git "a/ycmd/tests/cs/testdata/\320\275\320\265\320\277\321\200\320\270\320\273\320\270\321\207\320\275\320\276\320\265 \321\201\320\273\320\276\320\262\320\276/a project.csproj" "b/ycmd/tests/cs/testdata/\320\275\320\265\320\277\321\200\320\270\320\273\320\270\321\207\320\275\320\276\320\265 \321\201\320\273\320\276\320\262\320\276/a project.csproj"
index b630affc44..800f5a87a7 100644
--- "a/ycmd/tests/cs/testdata/\320\275\320\265\320\277\321\200\320\270\320\273\320\270\321\207\320\275\320\276\320\265 \321\201\320\273\320\276\320\262\320\276/a project.csproj"	
+++ "b/ycmd/tests/cs/testdata/\320\275\320\265\320\277\321\200\320\270\320\273\320\270\321\207\320\275\320\276\320\265 \321\201\320\273\320\276\320\262\320\276/a project.csproj"	
@@ -9,6 +9,8 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>testy</RootNamespace>
     <AssemblyName>testy</AssemblyName>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
     <DebugSymbols>true</DebugSymbols>