diff --git a/free-programming-playgrounds.md b/free-programming-playgrounds.md
index 4e6e87526dd601668ae12dc24157ef90c30fe133..572989f57a413592937257f8757f52cf47704218 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