diff --git a/src/Http/Middleware/EnsureShopifyInstalled.php b/src/Http/Middleware/EnsureShopifyInstalled.php
index f76e090..709eee0 100644
--- a/src/Http/Middleware/EnsureShopifyInstalled.php
+++ b/src/Http/Middleware/EnsureShopifyInstalled.php
@@ -22,7 +22,10 @@ public function handle(Request $request, Closure $next)
     {
         $shop = $request->query('shop') ? Utils::sanitizeShopDomain($request->query('shop')) : null;
 
-        $appInstalled = $shop && ShopifySession::where('shop', $shop)->where('access_token', '<>', null)->where('scope', Context::$SCOPES->toString())->exists();
+        $session = Utils::loadOfflineSession($shop);
+
+        $appInstalled = !empty($session);
+
         $isExitingIframe = preg_match('/^ExitIframe/i', $request->path());
 
         if ($isExitingIframe) {
@@ -35,8 +38,6 @@ public function handle(Request $request, Closure $next)
             event(new ShopifyAppInstalled($shop));
         }
 
-        $session ??= Utils::loadOfflineSession($shop);
-
         if (config('shopify-integration.billing.required')) {
             [$hasPayment, $confirmationUrl] = EnsureBilling::check(
                 $session,