diff --git a/hydra/_internal/grammar/grammar_functions.py b/hydra/_internal/grammar/grammar_functions.py
index 39b506cc3c6..7d08cc9550a 100644
--- a/hydra/_internal/grammar/grammar_functions.py
+++ b/hydra/_internal/grammar/grammar_functions.py
@@ -15,7 +15,7 @@
     Sweep,
 )
 
-ElementType = Union[str, int, bool, float, list, dict]
+ElementType = Union[str, int, bool, float, List[Any], Dict[str, Any]]
 
 
 def apply_to_dict_values(