diff --git a/src/py/bbctrl/Web.py b/src/py/bbctrl/Web.py
index 2f06870..ecaa40f 100644
--- a/src/py/bbctrl/Web.py
+++ b/src/py/bbctrl/Web.py
@@ -683,8 +683,8 @@ class RotaryHandler(bbctrl.APIHandler):
                 motor_2['step-angle'] = 0.25714
                 motor_2['travel-per-rev'] = 360
                 log.info("line 686")
-                log.info("Motor A : " , motor_2 )
-                log.info("Motor A  : " , motor_2_backup)
+                log.info("Motor A : {}".format(motor_2) )
+                log.info("Motor A  : {}".format(motor_2_backup))
 
             config.save(config_data)