diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000000000000000000000000000000000..cfc84bdf4dfe5c550228ae42b651e5a076f960dc
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "Gem"]
+	path = Gem
+	url = git://pd-gem.git.sourceforge.net/gitroot/pd-gem/Gem