diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 07a9d62..a0efd3c 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -41,7 +41,7 @@ jobs:
         build-mode: none
         queries: security-and-quality
 
-    - uses: actions/setup-dotnet@4d6c8fcf3c8f7a60068d26b594648e99df24cee3
+    - uses: actions/setup-dotnet@3951f0dfe7a07e2313ec93c75700083e2005cbab
       with:
         global-json-file: global.json
 
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8803a15..ba79877 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -90,12 +90,12 @@ jobs:
           ${{runner.os}}-nuget-
 
     - name: Setup .NET SDK
-      uses: actions/setup-dotnet@6bd8b7f7774af54e05809fcc5431931b3eb1ddee
+      uses: actions/setup-dotnet@3951f0dfe7a07e2313ec93c75700083e2005cbab
       with:
         global-json-file: global.json
 
     - name: Setup .NET SDK 6 (temporary until Validate generated NuGet files can use latest .NET)
-      uses: actions/setup-dotnet@87b7050bc53ea08284295505d98d2aa94301e852
+      uses: actions/setup-dotnet@3951f0dfe7a07e2313ec93c75700083e2005cbab
       with:
         dotnet-version: 6.x