diff --git a/README.md b/README.md
index c49db9b..ab7e78b 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 The original Dear ImGui demo code from [imgui_demo.cpp](imgui/imgui_demo.cpp) has been ported to [imgui_demo.ts](imgui_demo.ts).  Also, the Memory Editor from the [imgui_club](https://github.com/ocornut/imgui_club) project ([imgui_memory_editor.h](https://github.com/ocornut/imgui_club/blob/master/imgui_memory_editor/imgui_memory_editor.h)) has been ported to [imgui_memory_editor.ts](imgui_memory_editor.ts) and added to the demo for browsing the Emscripten memory space.
 
-[ImGui JavaScript Sandbox](https://codepen.io/flyovergames/pen/zRPeyB)
+[ImGui JavaScript Sandbox](https://codepen.io/flyovergames/pen/xYPBaj)
 
 A [CodePen](https://codepen.io) using the [Ace](https://ace.c9.io) editor to live-edit a window.