diff --git a/.gitmodules b/.gitmodules
index 63c2678952..39b27c4d7e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,5 @@
 [submodule "_submodules/TypeScript"]
 	path = _submodules/TypeScript
 	url = https://github.com/microsoft/TypeScript.git
+	shallow = true
+