diff --git a/backend/internal/service/auth_cache_invalidation_test.go b/backend/internal/service/auth_cache_invalidation_test.go
index 3b4217c6..b6e56177 100644
--- a/backend/internal/service/auth_cache_invalidation_test.go
+++ b/backend/internal/service/auth_cache_invalidation_test.go
@@ -26,6 +26,8 @@ func TestRedeemService_InvalidateRedeemCaches_AuthCache(t *testing.T) {
 
 	svc.invalidateRedeemCaches(context.Background(), 11, &RedeemCode{Type: RedeemTypeBalance})
 	svc.invalidateRedeemCaches(context.Background(), 11, &RedeemCode{Type: RedeemTypeConcurrency})
+	groupID := int64(3)
+	svc.invalidateRedeemCaches(context.Background(), 11, &RedeemCode{Type: RedeemTypeSubscription, GroupID: &groupID})
 
-	require.Equal(t, []int64{11, 11}, invalidator.userIDs)
+	require.Equal(t, []int64{11, 11, 11}, invalidator.userIDs)
 }
diff --git a/backend/internal/service/redeem_service.go b/backend/internal/service/redeem_service.go
index 81767aa9..ff52dc47 100644
--- a/backend/internal/service/redeem_service.go
+++ b/backend/internal/service/redeem_service.go
@@ -348,6 +348,9 @@ func (s *RedeemService) invalidateRedeemCaches(ctx context.Context, userID int64
 			return
 		}
 	case RedeemTypeSubscription:
+		if s.authCacheInvalidator != nil {
+			s.authCacheInvalidator.InvalidateAuthCacheByUserID(ctx, userID)
+		}
 		if s.billingCacheService == nil {
 			return
 		}