diff --git a/yclienttools/common_rules.py b/yclienttools/common_rules.py
index 5ef1ecc..5af3341 100644
--- a/yclienttools/common_rules.py
+++ b/yclienttools/common_rules.py
@@ -16,6 +16,7 @@ def __init__(self, session, yoda_version):
 
            :param session: IrodsSession object to call
            :param yoda_version: which Yoda version to assume (e.g. 1.7, 1.8, 1.9)
+
 Whether to specify the rule engine on rule calls
                           (enable for Yoda 1.8 and higher, disable for Yoda 1.7)
         """