diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cfb4c23..e65a728 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -80,7 +80,7 @@ jobs:
           make install
 
       - name: Run .phpt tests
-        run: REPORT_EXIT_STATUS=1 NO_INTERACTION=1 TEST_PHP_ARGS="$TEST_PHP_ARGS --show-diff" make test
+        run: REPORT_EXIT_STATUS=1 NO_INTERACTION=1 TEST_PHP_ARGS="$TEST_PHP_ARGS --show-diff" make test tests/*.phpt
 
       - name: Upload test results
         if: failure()