diff --git a/docs/STYLE b/docs/STYLE
index 2551fa124..fcc6f4d0f 100644
--- a/docs/STYLE
+++ b/docs/STYLE
@@ -75,6 +75,10 @@ statements in the code (commented out) so they can later be
 re-enabled.  Remember that once code is buggy, it tends to have more
 bugs, and you'll probably need those print statements again.
 
+While on the topic of logs, note that we do not use % with logged
+strings; we simple pass the format parameters as additional
+arguemnts.
+
 SQL table names should be all-lowercase and include underscores to
 separate words.  This is because SQL itself is case-insensitive.
 
diff --git a/src/Misc.py b/src/Misc.py
index 9ba8a6e8f..a77b4b58c 100755
--- a/src/Misc.py
+++ b/src/Misc.py
@@ -273,7 +273,7 @@ class Misc(callbacks.Privmsg):
                     return s.split(None, 3)[2]
                 except:
                     self.log.exception('Getting %s module\'s revision number '
-                                       'from __revision__ string: %s'%(n, s))
+                                       'from __revision__ string: %s', n, s)
             if hasattr(module, '__revision__'):
                 if 'supybot' in module.__file__:
                     return getVersion(module.__revision__, name)