diff --git a/tests/test_dependencies_utils.py b/tests/test_dependencies_utils.py
new file mode 100644
index 0000000000..9257d1c9ee
--- /dev/null
+++ b/tests/test_dependencies_utils.py
@@ -0,0 +1,8 @@
+from fastapi.dependencies.utils import get_typed_annotation
+
+
+def test_get_typed_annotation():
+    # For coverage
+    annotation = "None"
+    typed_annotation = get_typed_annotation(annotation, globals())
+    assert typed_annotation is None