diff --git a/.gitmodules b/.gitmodules
index 44881ccc6..f3f668be6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,6 +13,9 @@
 [submodule "symfony"]
 	path = symfony
 	url = git://github.com/diem-project/symfony.git
+[submodule "symfony/lib/plugins/sfDoctrinePlugin/lib/vendor/doctrine"]
+	path = smyfony/lib/plugins/sfDoctrinePlugin/lib/vendor/doctrine
+	url = git://github.com/diem-project/doctrine.git
 [submodule "dmCorePlugin/test/project/plugins/dmTagPlugin"]
 	path = dmCorePlugin/test/project/plugins/dmTagPlugin
 	url = git://github.com/diem-project/dmTagPlugin.git