diff --git a/.gitmodules b/.gitmodules
index 3533f0df5d1..4f29cef8570 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -26,3 +26,7 @@
 [submodule "book"]
 	path = src/doc/book
 	url = https://github.com/rust-lang/book.git
+[submodule "rls"]
+	path = rls
+	url = https://github.com/rust-lang-nursery/rls.git
+
diff --git a/rls b/rls
new file mode 160000
index 00000000000..e24fc84bfc4
--- /dev/null
+++ b/rls
@@ -0,0 +1 @@
+Subproject commit e24fc84bfc4b3360a3d65d9adeab0f701140094d