diff --git a/.github/workflows/third-party-tests.yml b/.github/workflows/third-party-tests.yml
index 5c4a64b..3fb9ac8 100644
--- a/.github/workflows/third-party-tests.yml
+++ b/.github/workflows/third-party-tests.yml
@@ -15,11 +15,12 @@ jobs:
         target:
           - 'php_standard_library'
           - 'php_parser'
-          - 'symfony'
+          - 'symfony_framework'
           - 'laravel'
           - 'yii'
           - 'mezzio'
           - 'spiral'
+          - 'symfony_polyfill'
 
     steps:
       - name: checkout
diff --git a/tests/third_party_tests.rs b/tests/third_party_tests.rs
index 0afdccb..4bf9154 100644
--- a/tests/third_party_tests.rs
+++ b/tests/third_party_tests.rs
@@ -102,6 +102,17 @@ fn third_party_7_mezzio_framework() {
     );
 }
 
+#[test]
+fn third_party_8_symfony_polyfill() {
+    test_repository(
+        "symfony-polyfill",
+        "https://github.com/symfony/polyfill",
+        "main",
+        &["src", "tests"],
+        &[],
+    );
+}
+
 fn test_repository(
     name: &str,
     repository: &str,