diff --git a/.gitmodules b/.gitmodules
index f1ce5891..571ca42a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -487,10 +487,6 @@
 [submodule "vendor/grammars/sublime-nix"]
 	path = vendor/grammars/sublime-nix
 	url = https://github.com/wmertens/sublime-nix
-[submodule "vendor/grammars/ada.tmbundle"]
-	path = vendor/grammars/ada.tmbundle
-	url = https://github.com/aroben/ada.tmbundle
-	branch = better-with-highlighting
 [submodule "vendor/grammars/oz-tmbundle"]
 	path = vendor/grammars/oz-tmbundle
 	url = https://github.com/eregon/oz-tmbundle
diff --git a/vendor/grammars/ada.tmbundle b/vendor/grammars/ada.tmbundle
deleted file mode 160000
index c45eed4d..00000000
--- a/vendor/grammars/ada.tmbundle
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit c45eed4d5f98fe3bcbbffbb9e436601ab5bbde4b