diff --git a/app/src/main/java/com/rxjava2/android/samples/ui/operators/IntervalExampleActivity.java b/app/src/main/java/com/rxjava2/android/samples/ui/operators/IntervalExampleActivity.java
index 36baeaf..389c2de 100644
--- a/app/src/main/java/com/rxjava2/android/samples/ui/operators/IntervalExampleActivity.java
+++ b/app/src/main/java/com/rxjava2/android/samples/ui/operators/IntervalExampleActivity.java
@@ -46,7 +46,7 @@ public void onClick(View view) {
     @Override
     protected void onDestroy() {
         super.onDestroy();
-        disposables.clear(); // clearing it : do not emit after destroy
+        disposables.dispose(); //disposeing it : so it do not perform unnecessary emittion
     }
 
     /*
@@ -93,4 +93,4 @@ public void onComplete() {
     }
 
 
-}
\ No newline at end of file
+}