diff --git a/requirements.txt b/requirements.txt
index aa9e660..f22c447 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,4 @@ IntelHex==2.3.0
 paho-mqtt==1.6.1
 pyserial==3.5
 pyserial-asyncio==0.6
-voluptuous==0.12.2
+voluptuous==0.13.0