diff --git a/lib/src/component/prop_typedefs.dart b/lib/src/component/prop_typedefs.dart
index 7538152d5..117e3f078 100644
--- a/lib/src/component/prop_typedefs.dart
+++ b/lib/src/component/prop_typedefs.dart
@@ -19,4 +19,4 @@ import 'package:over_react/src/component_declaration/component_base.dart' as com
 import 'package:react/react_client.dart';
 
 /// A typedef for props that allow a custom rendering function to be provided to render some part of a component.
-typedef ReactElement CustomRenderFunction<TProps extends UiProps, TState extends UiState, TComponent extends component_base.UiComponent> (TProps props, TState state, TComponent component);
+typedef ReactElement CustomRenderFunction<TProps extends UiProps, TState extends UiState, TComponent extends component_base.UiComponent<TProps>> (TProps props, TState state, TComponent component);