diff --git a/pubspec.yaml b/pubspec.yaml
index fd2683f..b3e7383 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -18,10 +18,10 @@ dependencies:
   crypto: ^3.0.1
   shared_preferences: ^2.0.6
   image_picker: ^0.8.4+4
-  firebase_core: ^3.9.0
-  firebase_auth: ^5.3.4
-  firebase_database: ^11.2.0
-  google_sign_in: ^5.4.0
+  firebase_core: ^2.24.2
+  firebase_auth: ^4.15.3
+  firebase_database: ^10.3.8
+  google_sign_in: ^6.2.1
   cupertino_icons: ^1.0.8
   fluttertoast: ^8.0.9
   flutter_launcher_icons: ^0.12.0