diff --git a/installer/install.bat.in b/installer/install.bat.in
index b06aa97c98b..70641383a20 100644
--- a/installer/install.bat.in
+++ b/installer/install.bat.in
@@ -27,7 +27,7 @@ set err_msg=An error has occurred and the script could not continue.
 echo This script will install InvokeAI and its dependencies.
 echo.
 echo BEFORE YOU START PLEASE MAKE SURE TO DO THE FOLLOWING
-echo 1. Install python 3.10 or 3.11. Python version 3.9 is no longer supported.
+echo 1. Install python 3.10-3.12. Python version 3.9 is no longer supported.
 echo 2. Double-click on the file WinLongPathsEnabled.reg in order to
 echo    enable long path support on your system.
 echo 3. Install the Visual C++ core libraries.
@@ -44,7 +44,7 @@ echo ***** Checking and Updating Python *****
 
 call python --version >.tmp1 2>.tmp2
 if %errorlevel% == 1 (
-   set err_msg=Please install Python 3.10-11. See %INSTRUCTIONS% for details.
+   set err_msg=Please install Python 3.10.12. See %INSTRUCTIONS% for details.
    goto err_exit
 )
 
diff --git a/installer/install.sh.in b/installer/install.sh.in
index 2cbe909c6a5..0c6714c52c0 100755
--- a/installer/install.sh.in
+++ b/installer/install.sh.in
@@ -9,9 +9,9 @@ cd $scriptdir
 function version { echo "$@" | awk -F. '{ printf("%d%03d%03d%03d\n", $1,$2,$3,$4); }'; }
 
 MINIMUM_PYTHON_VERSION=3.10.0
-MAXIMUM_PYTHON_VERSION=3.11.100
+MAXIMUM_PYTHON_VERSION=3.12.100
 PYTHON=""
-for candidate in python3.11 python3.10 python3 python ; do
+for candidate in python3.12 python3.11 python3.10 python3 python ; do
     if ppath=`which $candidate 2>/dev/null`; then
         # when using `pyenv`, the executable for an inactive Python version will exist but will not be operational
         # we check that this found executable can actually run
diff --git a/installer/lib/installer.py b/installer/lib/installer.py
index df90ba8c616..9704472c057 100644
--- a/installer/lib/installer.py
+++ b/installer/lib/installer.py
@@ -15,7 +15,7 @@
 from tempfile import TemporaryDirectory
 from typing import Optional, Tuple
 
-SUPPORTED_PYTHON = ">=3.10.0,<=3.11.100"
+SUPPORTED_PYTHON = ">=3.10.0,<=3.12.100"
 INSTALLER_REQS = ["rich", "semver", "requests", "plumbum", "prompt-toolkit"]
 BOOTSTRAP_VENV_PREFIX = "invokeai-installer-tmp"
 DOCS_URL = "https://invoke-ai.github.io/InvokeAI/"
diff --git a/installer/readme.txt b/installer/readme.txt
index ef040c3913c..8229bbcc99c 100644
--- a/installer/readme.txt
+++ b/installer/readme.txt
@@ -14,14 +14,14 @@ Preparations:
      python --version
 
   If all is well, it will print "Python 3.X.X", where the version number
-  is at least 3.10.*, and not higher than 3.11.*.
+  is at least 3.10.*, and not higher than 3.12.*.
 
   If this works, check the version of the Python package manager, pip:
 
      pip --version
 
   You should get a message that indicates that the pip package
-  installer was derived from Python 3.10 or 3.11. For example:
+  installer was derived from Python 3.10, 3.11 or 3.12. For example:
   "pip 22.0.1 from /usr/bin/pip (python 3.10)"
 
 Long Paths on Windows:
diff --git a/pyproject.toml b/pyproject.toml
index 1a989e93f17..35179067860 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,11 +1,11 @@
 [build-system]
-requires = ["setuptools", "pip", "wheel"]
+requires = ["setuptools>=68.0", "pip", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "InvokeAI"
 description = "An implementation of Stable Diffusion which provides various new features and options to aid the image generation process"
-requires-python = ">=3.10, <3.12"
+requires-python = ">=3.10, <3.13"
 readme = { content-type = "text/markdown", file = "README.md" }
 keywords = ["stable-diffusion", "AI"]
 dynamic = ["version"]
@@ -31,6 +31,7 @@ classifiers = [
   'Topic :: Scientific/Engineering :: Artificial Intelligence',
   'Topic :: Scientific/Engineering :: Image Processing',
 ]
+
 dependencies = [
   # Core generation dependencies, pinned for reproducible builds.
   "accelerate==1.0.1",
@@ -77,8 +78,7 @@ dependencies = [
   "dynamicprompts",
   "einops",
   "facexlib",
-  # Exclude 3.9.1 which has a problem on windows, see https://github.com/matplotlib/matplotlib/issues/28551
-  "matplotlib!=3.9.1",
+  "matplotlib",
   "npyscreen",
   "omegaconf",
   "picklescan",
@@ -94,6 +94,7 @@ dependencies = [
   "scikit-image",
   "semver~=3.0.1",
   "test-tube",
+  "send2trash",
   "windows-curses; sys_platform=='win32'",
 ]