diff --git a/.github/workflows/single-file-build-and-test.yml b/.github/workflows/single-file-build-and-test.yml
index b1ed9270..0c258bb6 100644
--- a/.github/workflows/single-file-build-and-test.yml
+++ b/.github/workflows/single-file-build-and-test.yml
@@ -43,5 +43,5 @@ jobs:
       - name: Build and run test
         shell: cmd
         run: |
-          cl.exe /std:c++14 single-file-test.cc
+          cl.exe /std:c++14 /W4 /WX /EHsc single-file-test.cc
           single-file-test.exe
diff --git a/single-file-test.cc b/single-file-test.cc
index 62e8bd99..16f0e0cc 100644
--- a/single-file-test.cc
+++ b/single-file-test.cc
@@ -38,7 +38,7 @@ bool expect_equal(ExpectedT expected, ActualT actual) {
     return true;
 }
 
-int main(int argc, char **argv) {
+int main(int, char **) {
     const std::vector<bool> results{
         {
             expect_equal((meters / second)(5) * seconds(6), meters(30)),