diff --git a/app/composables/useKeyDown.ts b/app/composables/useKeyDown.ts
index ed27242..e8f7bf7 100644
--- a/app/composables/useKeyDown.ts
+++ b/app/composables/useKeyDown.ts
@@ -10,7 +10,7 @@ export const useKeyDown = (callback: KeyDownCallback) => {
   const app = useAppStore();
 
   const handleKeyDown = (event: KeyboardEvent) => {
-    if (app.lagDetected) return;
+    if (app.lagModalOpen) return;
 
     const ndsButton = mapCodeToNDS(event.code);
     if (ndsButton && document.activeElement && document.activeElement !== document.body) {
diff --git a/app/pages/index.vue b/app/pages/index.vue
index 7547572..972cdeb 100644
--- a/app/pages/index.vue
+++ b/app/pages/index.vue
@@ -12,8 +12,12 @@ const lagModal = overlay.create(LazyLagModal);
 
 watch(
   () => app.lagDetected,
-  (detected) => {
-    if (detected) lagModal.open();
+  async (detected) => {
+    if (detected) {
+      app.lagModalOpen = true;
+      await lagModal.open();
+      app.lagModalOpen = false;
+    }
   },
 );
 
diff --git a/app/stores/app.ts b/app/stores/app.ts
index 5c3644f..384136a 100644
--- a/app/stores/app.ts
+++ b/app/stores/app.ts
@@ -57,6 +57,7 @@ export const useAppStore = defineStore("app", {
       hintsVisible: false,
       hintsAllowed: false,
       lagDetected: false,
+      lagModalOpen: false,
     };
   },