diff --git a/.azure-pipelines.yaml b/.azure-pipelines.yaml
index 97f3f7d..0e06736 100644
--- a/.azure-pipelines.yaml
+++ b/.azure-pipelines.yaml
@@ -46,7 +46,7 @@ jobs:
         displayName: Install dotnet
         inputs:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          version: 8.0.403
+          version: 9.0.100
 
       - task: Cache@2
         displayName: Cache packages
@@ -70,7 +70,7 @@ jobs:
         displayName: Install dotnet
         inputs:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          version: 8.0.403
+          version: 9.0.100
 
       - task: Cache@2
         displayName: Cache packages
@@ -94,7 +94,7 @@ jobs:
         displayName: Install dotnet
         inputs:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          version: 8.0.403
+          version: 9.0.100
 
       - task: Cache@2
         displayName: Cache packages
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 7317ba5..1d6546c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -56,7 +56,7 @@ jobs:
         uses: actions/setup-dotnet@v4.1.0
         with:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          dotnet-version: 8.0.403
+          dotnet-version: 9.0.100
 
       - name: Cache packages
         uses: actions/cache@v4.1.2
@@ -82,7 +82,7 @@ jobs:
         uses: actions/setup-dotnet@v4.1.0
         with:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          dotnet-version: 8.0.403
+          dotnet-version: 9.0.100
 
       - name: Cache packages
         uses: actions/cache@v4.1.2
@@ -108,7 +108,7 @@ jobs:
         uses: actions/setup-dotnet@v4.1.0
         with:
           # renovate: datasource=dotnet depName=dotnet-sdk
-          dotnet-version: 8.0.403
+          dotnet-version: 9.0.100
 
       - name: Cache packages
         uses: actions/cache@v4.1.2
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index be0d778..00d7853 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -38,7 +38,7 @@ build-linux:
       files: [ packages.lock.json ]
   script:
     # renovate: datasource=dotnet depName=dotnet-sdk
-    - curl -fsSL https://dot.net/v1/dotnet-install.sh | bash -s -- --version 8.0.403
+    - curl -fsSL https://dot.net/v1/dotnet-install.sh | bash -s -- --version 9.0.100
     - export DOTNET_ROOT=$HOME/.dotnet && export PATH=$DOTNET_ROOT:$PATH
     - dotnet tool restore && dotnet cake --verbosity=verbose
 
@@ -52,7 +52,7 @@ build-linux:
 #       files: [ packages.lock.json ]
 #   script:
 #     # renovate: datasource=dotnet depName=dotnet-sdk
-#     - curl -fsSL https://dot.net/v1/dotnet-install.sh | bash -s -- --version 8.0.403
+#     - curl -fsSL https://dot.net/v1/dotnet-install.sh | bash -s -- --version 9.0.100
 #     - export DOTNET_ROOT=$HOME/.dotnet && export PATH=$DOTNET_ROOT:$PATH
 #     - dotnet tool restore && dotnet cake --verbosity=verbose
 
@@ -66,6 +66,6 @@ build-windows:
       files: [ packages.lock.json ]
   script:
     # renovate: datasource=dotnet depName=dotnet-sdk
-    - '&powershell -NoProfile -ExecutionPolicy Unrestricted -Command "&([scriptblock]::Create((Invoke-WebRequest -UseBasicParsing https://dot.net/v1/dotnet-install.ps1))) -Version 8.0.403"'
+    - '&powershell -NoProfile -ExecutionPolicy Unrestricted -Command "&([scriptblock]::Create((Invoke-WebRequest -UseBasicParsing https://dot.net/v1/dotnet-install.ps1))) -Version 9.0.100"'
     - $env:DOTNET_ROOT="$env:LocalAppData\Microsoft\dotnet" ; $env:PATH="$env:DOTNET_ROOT;$env:PATH"
     - dotnet tool restore ; dotnet cake --verbosity=verbose