diff --git a/pubspec.yaml b/pubspec.yaml
index f92bb936..01334355 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -9,7 +9,7 @@ environment:
 
 dependencies:
   # firebase
-  firebase_core: ^2.15.0
+  firebase_core: 4.2.1
   firebase_core_platform_interface: ^5.0.0
   firebase_crashlytics: ^3.3.4
   firebase_messaging: ^14.6.5