diff --git a/lib/features/auth/screens/mpin_screen.dart b/lib/features/auth/screens/mpin_screen.dart
index 3fda386..cfc52bb 100644
--- a/lib/features/auth/screens/mpin_screen.dart
+++ b/lib/features/auth/screens/mpin_screen.dart
@@ -314,7 +314,7 @@ class _MPinScreenState extends State<MPinScreen> with TickerProviderStateMixin {
                 child: Container(
                   width: 80,
                   height: 80,
-                  decoration: BoxDecoration(
+                  decoration: const BoxDecoration(
                     shape: BoxShape.circle,
                   ),
                   alignment: Alignment.center,