diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 63043eb8d..5ee55c876 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ env:
   CONFIGURATION: Release
   DOTNET_CLI_TELEMETRY_OPTOUT: 1
   DOTNET_NOLOGO: 1
-  DOTNET_SDK_VERSION: 3.1.x
+  DOTNET_SDK_VERSION: 3.1
   NET_CORE_VERSION: netcoreapp3.1
   NET_FRAMEWORK_VERSION: net48
   NODE_JS_VERSION: 12