diff --git a/setup.py b/setup.py
index d460638..95963e5 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@ setuptools.setup(
     packages=setuptools.find_packages(),
     install_requires=[
         'stem',
-        'paho-mqtt',
+        'paho-mqtt>=1.5.1',
         'PySocks',
     ],
     entry_points = {