diff --git a/hebe-dart/pubspec.yaml b/hebe-dart/pubspec.yaml
index 08db983..da907bc 100644
--- a/hebe-dart/pubspec.yaml
+++ b/hebe-dart/pubspec.yaml
@@ -13,5 +13,6 @@ dependencies:
   pointycastle: ^1.0.2
 
 dev_dependencies:
+  meta: 1.6.0 
   pedantic: ^1.9.0
   test: ^1.14.4