diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..2446609
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "external/python-map-manager"]
+	path = external/python-map-manager
+	url = http://192.168.100.10:3000/VALLONGOL/python-map-manager
+	branch = master
diff --git a/external/python-map-manager b/external/python-map-manager
new file mode 160000
index 0000000..663a87a
--- /dev/null
+++ b/external/python-map-manager
@@ -0,0 +1 @@
+Subproject commit 663a87a24ba7375316f0cd81ca658a62c3607ce4