Fix

Author: GlebChili

.github/workflows/ci.yml

@@ -286,7 +286,7 @@ jobs:
       - name: Setup .NET Core SDK
         uses: actions/setup-dotnet@v1.7.2
         with:
-          dotnet-version: 5.0.103
+          dotnet-version: ${{ env.DOTNET_SDK_VERSION }}
 
       - name: Prepare folders
         run: |