diff --git a/.github/workflows/dotnet-build.yml b/.github/workflows/dotnet-build.yml
index d672dbb..e04acb9 100644
--- a/.github/workflows/dotnet-build.yml
+++ b/.github/workflows/dotnet-build.yml
@@ -56,7 +56,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dotnet-version: [ '3.1.x', '8.0.x' ]
+        dotnet-version: [ '8.0.x' ]
 
     permissions:
       contents: write