diff --git a/.gitmodules b/.gitmodules
index 6ffbc7b..b9c1dda 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -193,3 +193,6 @@
 [submodule "Soundbutton"]
 	path = Soundbutton
 	url = http://git.blubbfish.net/BlubbFish/Soundbutton.git
+[submodule "TTN-Bridge"]
+	path = TTN-Bridge
+	url = https://github.com/MONICA-Project/ttn-bridge.git
diff --git a/TTN-Bridge b/TTN-Bridge
new file mode 160000
index 0000000..e8c82f9
--- /dev/null
+++ b/TTN-Bridge
@@ -0,0 +1 @@
+Subproject commit e8c82f9355c9f27d485390e9f793fea999479f83