diff --git a/core/tests/Drupal/Tests/Core/Asset/library_test_files/dependencies.libraries.yml b/core/tests/Drupal/Tests/Core/Asset/library_test_files/dependencies.libraries.yml
index 068a9a3..169d2f4 100644
--- a/core/tests/Drupal/Tests/Core/Asset/library_test_files/dependencies.libraries.yml
+++ b/core/tests/Drupal/Tests/Core/Asset/library_test_files/dependencies.libraries.yml
@@ -1,7 +1,7 @@
 example:
   css:
     theme:
-      css/example.js: {}
+      css/example.css: {}
   dependencies:
     - external/example_external
     - example_module/example