diff --git a/.gitmodules b/.gitmodules
index 7fac07d..15c7276 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "parts/mosquitto"]
 	path = parts/mosquitto
 	url = https://github.com/eclipse/mosquitto.git
+[submodule "parts/mosquitto-go-auth"]
+	path = parts/mosquitto-go-auth
+	url = https://github.com/iegomez/mosquitto-go-auth.git
diff --git a/parts/mosquitto-go-auth b/parts/mosquitto-go-auth
new file mode 160000
index 0000000..52a9a8f
--- /dev/null
+++ b/parts/mosquitto-go-auth
@@ -0,0 +1 @@
+Subproject commit 52a9a8f8406924b9d31052c0e9c16f5307512f04