diff --git a/packages/amplify_datastore/pubspec.yaml b/packages/amplify_datastore/pubspec.yaml
index df8ead82e3..d6a94ff2e0 100644
--- a/packages/amplify_datastore/pubspec.yaml
+++ b/packages/amplify_datastore/pubspec.yaml
@@ -25,7 +25,7 @@ dev_dependencies:
   flutter_test:
     sdk: flutter
   fake_async: ^1.2.0
-  pigeon: ^11.0.0
+  pigeon: ">=11.0.0 <21.0.0"
 
 # The following section is specific to Flutter.
 flutter: