diff --git a/checks/check_airq.py b/checks/check_airq.py
index e55d037..32c6b95 100755
--- a/checks/check_airq.py
+++ b/checks/check_airq.py
@@ -8,7 +8,7 @@ or
 - pip3 install git+https://git.ao-it.net/python/CO2Meter
 """
 
-__version__     = '0.3.0'
+__version__     = '0.3.1'
 __author__      = 'anima'
 
 # imports