diff --git a/.gitmodules b/.gitmodules
index ae3f414d..9b4770cb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -16,6 +16,3 @@
 [submodule "JsShrink"]
 	path = externals/JsShrink
 	url = git://github.com/vrana/JsShrink.git
-[submodule "CodeMirror2"]
-	path = externals/CodeMirror2
-	url = git://github.com/marijnh/CodeMirror2.git