diff --git a/free-programming-playgrounds.md b/free-programming-playgrounds.md
index 4e6e8752..572989f5 100644
--- a/free-programming-playgrounds.md
+++ b/free-programming-playgrounds.md
@@ -28,7 +28,7 @@
 ### Angular
 
 * [Plunker](http://plnkr.co)
-* [StackBlitz](https://stackblitz.com/)
+* [StackBlitz](https://stackblitz.com)
 
 
 ### ClojureScript