diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d6348027557..ffef631a9fe 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -61,7 +61,6 @@ jobs:
       uses: actions/setup-dotnet@3951f0dfe7a07e2313ec93c75700083e2005cbab # v4.3.0
       with:
         dotnet-version: |
-          6.0.x
           8.0.x
 
     - name: Setup .NET SDK
diff --git a/.github/workflows/mutation-tests.yml b/.github/workflows/mutation-tests.yml
index 34363d21ae2..9fea9ee1e09 100644
--- a/.github/workflows/mutation-tests.yml
+++ b/.github/workflows/mutation-tests.yml
@@ -51,7 +51,6 @@ jobs:
       uses: actions/setup-dotnet@3951f0dfe7a07e2313ec93c75700083e2005cbab # v4.3.0
       with:
         dotnet-version: |
-          6.0.x
           8.0.x
 
     - name: Setup .NET SDK