diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000..d5327c7e27
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "vendor/traceur"]
+	path = vendor/traceur
+	url = https://github.com/google/traceur-compiler
diff --git a/vendor/traceur b/vendor/traceur
new file mode 160000
index 0000000000..0c3dad3ae2
--- /dev/null
+++ b/vendor/traceur
@@ -0,0 +1 @@
+Subproject commit 0c3dad3ae217139b1a6b4b986cef57669e7b49c6