diff --git a/tests/functional/syntax/test_as_wei_value.py b/tests/functional/syntax/test_as_wei_value.py
index 1a225a2bef..dc72c55242 100644
--- a/tests/functional/syntax/test_as_wei_value.py
+++ b/tests/functional/syntax/test_as_wei_value.py
@@ -6,7 +6,7 @@
     InvalidType,
     OverflowException,
     StructureException,
-    UndeclaredDefinition
+    UndeclaredDefinition,
 )
 
 fail_list = [