diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 33b1f57f..ad0267b1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -97,7 +97,7 @@ jobs:
                     dotnet-version: |
                         8.0.x
             -   name: Run mutation tests
-                run: ./build.sh MutationTestsWindows
+                run: ./build.ps1 MutationTestsWindows
     
     static-code-analysis:
         name: "Static code analysis"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5f20bfc4..e124efa4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -97,7 +97,7 @@ jobs:
                     dotnet-version: |
                         8.0.x
             -   name: Run mutation tests
-                run: ./build.sh MutationTestsWindows
+                run: ./build.ps1 MutationTestsWindows
     
     static-code-analysis:
         name: "Static code analysis"