diff --git a/extra_tests/snippets/test_typing.py b/extra_tests/snippets/test_typing.py
new file mode 100644
index 000000000..5ed98cff0
--- /dev/null
+++ b/extra_tests/snippets/test_typing.py
@@ -0,0 +1,4 @@
+from typing import TypeVar
+
+Y = TypeVar('Y')
+assert dict[str,Y][int] == dict[str, int]
\ No newline at end of file