diff --git a/axes/conf.py b/axes/conf.py
index f9a0c83..19f5fbe 100644
--- a/axes/conf.py
+++ b/axes/conf.py
@@ -49,7 +49,7 @@ class MyAppConf(AppConf):
     IP_BLACKLIST = None
 
     # message to show when locked out and have cooloff enabled
-    AXES_COOLOFF_MESSAGE = 'Account locked: too many login attempts. Please try again later'
+    COOLOFF_MESSAGE = 'Account locked: too many login attempts. Please try again later'
 
     # message to show when locked out and have cooloff disabled
-    AXES_PERMALOCK_MESSAGE = 'Account locked: too many login attempts. Contact an admin to unlock your account.'
+    PERMALOCK_MESSAGE = 'Account locked: too many login attempts. Contact an admin to unlock your account.'