diff --git a/requirements.txt b/requirements.txt
index e16a4d2..f5a7a66 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-paho-mqtt>=1.2
+paho-mqtt>=1.2,<1.3
 configparser>=3.5.0
 humanfriendly>=2.1