diff --git a/.docs/requirements.txt b/.docs/requirements.txt
index 60cccc365..a7c6635d8 100644
--- a/.docs/requirements.txt
+++ b/.docs/requirements.txt
@@ -1,4 +1,4 @@
 sphinx==8.2.3
 myst_parser==5.1.0
-sphinxcontrib-mermaid==2.1.0
+sphinxcontrib-mermaid==2.1.1
 sphinx-rtd-theme==3.1.0
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 35d2f76d6..63906b88f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -237,7 +237,7 @@ jobs:
     - name: Install .NET Core
       uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6
       with:
-        dotnet-version: 10.x
+        dotnet-version: 10.0.401
 
     - name: Dotnet Restore
       run: dotnet restore
diff --git a/.github/workflows/code-formatting.yml b/.github/workflows/code-formatting.yml
index 84449ba14..b3353e458 100644
--- a/.github/workflows/code-formatting.yml
+++ b/.github/workflows/code-formatting.yml
@@ -24,7 +24,7 @@ jobs:
     - name: Install .NET Core
       uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6
       with:
-        dotnet-version: 8.x
+        dotnet-version: 8.0.425
 
     - name: Install ReSharper
       run: |
diff --git a/.github/workflows/sonar.yml b/.github/workflows/sonar.yml
index c478f64c7..f162eee70 100644
--- a/.github/workflows/sonar.yml
+++ b/.github/workflows/sonar.yml
@@ -32,7 +32,7 @@ jobs:
       - name: Install .NET Core
         uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6
         with:
-          dotnet-version: 10.x
+          dotnet-version: 10.0.401
 
       - name: Cache SonarCloud packages
         uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6