diff --git a/.github/workflows/pr-build-check.yml b/.github/workflows/pr-build-check.yml
index 68a995f..e3ae5c9 100644
--- a/.github/workflows/pr-build-check.yml
+++ b/.github/workflows/pr-build-check.yml
@@ -25,7 +25,7 @@ jobs:
           dotnet nuget add source --username denglihong2007 --password $env:GHPKG_KEY --store-password-in-clear-text --name github "https://nuget.pkg.github.com/denglihong2007/index.json"
 
       - name: Restore dependencies
-        run: dotnet restore CRSim.sln
+        run: dotnet restore CRSim.slnx
 
       - name: Build
-        run: dotnet build CRSim.sln --configuration Release --no-restore
+        run: dotnet build CRSim.slnx --configuration Release --no-restore
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6197cfe..c8a0e02 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -87,7 +87,7 @@ jobs:
 
       - name: Publish
         run: |
-          dotnet restore CRSim.sln
+          dotnet restore CRSim.slnx
           dotnet publish -c Release -p:PublishProfile=win-x64.pubxml -o out
 
       - name: Create Zip Package