diff --git a/docs/quick-start/installation.md b/docs/quick-start/installation.md
index 72b801a3..50fea8d9 100644
--- a/docs/quick-start/installation.md
+++ b/docs/quick-start/installation.md
@@ -32,10 +32,6 @@ These variables can be set to control the build process:
 
 See [CMakeLists.txt](https://github.com/blueloveTH/pocketpy/blob/main/CMakeLists.txt) for details.
 
-#### Unity plugin
-
-If you are working with [Unity Engine](https://unity.com/), you can download our plugin [PocketPython](https://assetstore.unity.com/packages/tools/visual-scripting/pocketpy-241120) on the Asset Store.
-
 ### Compile flags
 
 To compile it with your project, these flags must be set: