diff --git a/.gitmodules b/.gitmodules
index 969c8a12d7ffd3e9d4a98766843b0e8c3c727d40..f4cb41e18ed968f35b85ab7cf44a216e57cb3649 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "l2ork_addons/raspberry_pi/disis_gpio/wiringPi"]
 	path = l2ork_addons/raspberry_pi/disis_gpio/wiringPi
 	url = git://git.drogon.net/wiringPi
+[submodule "externals/lyonpotpourri"]
+	path = externals/lyonpotpourri
+	url = https://git.purrdata.net/jwilkes/lyonpotpourri.git
diff --git a/externals/lyonpotpourri b/externals/lyonpotpourri
new file mode 160000
index 0000000000000000000000000000000000000000..5e551b20cf8ac06aec762c573f365088b1903d2c
--- /dev/null
+++ b/externals/lyonpotpourri
@@ -0,0 +1 @@
+Subproject commit 5e551b20cf8ac06aec762c573f365088b1903d2c