diff --git a/src/app.js b/src/app.js
index 684969e..cd3a2e8 100644
--- a/src/app.js
+++ b/src/app.js
@@ -111,7 +111,7 @@ function checkSubOnlyVOD() {
                 retrieveVOD(className);
             }, 1000);
         }
-    }, 5500);
+    }, 1500);
 }
 
 function retrieveVOD(className) {