diff --git a/python-mqtt-gpio b/python-mqtt-gpio
index ac94f732da5e20baa7cdbfd0966ca1084513da76..4ad7a8814228e30ccd23fa3b32494b580b20479b 160000
--- a/python-mqtt-gpio
+++ b/python-mqtt-gpio
@@ -1 +1 @@
-Subproject commit ac94f732da5e20baa7cdbfd0966ca1084513da76
+Subproject commit 4ad7a8814228e30ccd23fa3b32494b580b20479b