diff --git a/.gitmodules b/.gitmodules
index a9323b2..d4fba2b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,9 +28,6 @@
 [submodule "Examples"]
 	path = Examples
 	url = https://github.com/hyzboy/CMExamples.git
-[submodule "Tools/MultiLevelAlpha"]
-	path = Tools/MultiLevelAlpha
-	url = https://github.com/hyzboy/MultiLevelAlpha.git
 [submodule "CMSceneGraph"]
 	path = CMSceneGraph
 	url = https://github.com/hyzboy/CMSceneGraph.git