diff --git a/.gitmodules b/.gitmodules
index 3c729ffa..5905dd62 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -555,9 +555,6 @@
 [submodule "vendor/grammars/liquid.tmbundle"]
 	path = vendor/grammars/liquid.tmbundle
 	url = https://github.com/bastilian/validcode-textmate-bundles
-[submodule "ats-mode-sublimetext"]
-	path = ats-mode-sublimetext
-	url = https://github.com/steinwaywhw/ats-mode-sublimetext
 [submodule "vendor/grammars/ats.sublime"]
 	path = vendor/grammars/ats.sublime
 	url = https://github.com/steinwaywhw/ats-mode-sublimetext