diff --git a/src/ResizeObserver.ts b/src/ResizeObserver.ts
index 38ea615..1e381d0 100644
--- a/src/ResizeObserver.ts
+++ b/src/ResizeObserver.ts
@@ -52,6 +52,7 @@ class ResizeObserver {
     public disconnect() {
         this.$$observationTargets = [];
         this.$$activeTargets = [];
+        checkStopLoop();
     }
 }