diff --git a/src/components-examples/cdk/overlay/cdk-overlay-basic/cdk-overlay-basic-example.html b/src/components-examples/cdk/overlay/cdk-overlay-basic/cdk-overlay-basic-example.html
index 5ece34c61897..37fc8d128e14 100644
--- a/src/components-examples/cdk/overlay/cdk-overlay-basic/cdk-overlay-basic-example.html
+++ b/src/components-examples/cdk/overlay/cdk-overlay-basic/cdk-overlay-basic-example.html
@@ -8,6 +8,7 @@
   cdkConnectedOverlay
   [cdkConnectedOverlayOrigin]="trigger"
   [cdkConnectedOverlayOpen]="isOpen"
+  (detach)="isOpen = false"
 >
   <ul class="example-list">
     <li>Item 1</li>