diff --git a/lib/features/fund_transfer/screens/tpin_otp_screen.dart b/lib/features/fund_transfer/screens/tpin_otp_screen.dart
index 87bd46d..dd27817 100644
--- a/lib/features/fund_transfer/screens/tpin_otp_screen.dart
+++ b/lib/features/fund_transfer/screens/tpin_otp_screen.dart
@@ -135,7 +135,7 @@ class _TpinOtpScreenState extends State<TpinOtpScreen> {
                       fontSize: 18, fontWeight: FontWeight.w600),
                 ),
                 style: ElevatedButton.styleFrom(
-                  backgroundColor: theme.colorScheme.primary,
+                  backgroundColor: theme.colorScheme.onPrimary,
                   padding: const EdgeInsets.symmetric(
                     vertical: 14,
                     horizontal: 28,