diff --git a/plugins/AutoMode/plugin.py b/plugins/AutoMode/plugin.py
index 3a139bd4a..672cf2cf0 100644
--- a/plugins/AutoMode/plugin.py
+++ b/plugins/AutoMode/plugin.py
@@ -108,7 +108,7 @@ class AutoMode(callbacks.Plugin):
                 user = ircdb.users.getUser(ircdb.users.getUserId(msg.prefix))
             except KeyError:
                 return
-            pattern = re.compile('-|\+')
+            pattern = re.compile(r'-|\+')
             for item in self.registryValue('extra', channel, network):
                 try:
                     username, modes = pattern.split(item, maxsplit=1)
diff --git a/plugins/Channel/plugin.py b/plugins/Channel/plugin.py
index 6c9b60bc3..a7e8050f5 100644
--- a/plugins/Channel/plugin.py
+++ b/plugins/Channel/plugin.py
@@ -620,7 +620,7 @@ class Channel(callbacks.Plugin):
             If you have the #channel,op capability, this will show you the
             current persistent bans on the <channel> that match the given
             mask, if any (returns all of them otherwise).
-            Note that you can use * as a wildcard on masks and \* to match
+            Note that you can use * as a wildcard on masks and \\* to match
             actual * in masks
             """
             all_bans = ircdb.channels.getChannel(channel).bans
diff --git a/plugins/Nickometer/plugin.py b/plugins/Nickometer/plugin.py
index 59751cf95..d8ec60163 100644
--- a/plugins/Nickometer/plugin.py
+++ b/plugins/Nickometer/plugin.py
@@ -139,7 +139,7 @@ class Nickometer(callbacks.Plugin):
         nick=re.sub('^C--$', 'C', nick);
 
         # Punish consecutive non-alphas
-        matches=re.findall('[^\w\d]{2,}',nick)
+        matches=re.findall(r'[^\w\d]{2,}',nick)
         for match in matches:
             score += self.punish(slowPow(10, len(match)),
                                     '%s consecutive non-alphas ' % len(match))
@@ -147,9 +147,9 @@ class Nickometer(callbacks.Plugin):
         # Remove balanced brackets ...
         while True:
             nickInitial = nick
-            nick=re.sub('^([^()]*)(\()(.*)(\))([^()]*)$', '\1\3\5', nick, 1)
-            nick=re.sub('^([^{}]*)(\{)(.*)(\})([^{}]*)$', '\1\3\5', nick, 1)
-            nick=re.sub('^([^\[\]]*)(\[)(.*)(\])([^\[\]]*)$', '\1\3\5', nick, 1)
+            nick = re.sub(r'^([^()]*)(\()(.*)(\))([^()]*)$', r'\1\3\5', nick, 1)
+            nick = re.sub(r'^([^{}]*)(\{)(.*)(\})([^{}]*)$', r'\1\3\5', nick, 1)
+            nick = re.sub(r'^([^\[\]]*)(\[)(.*)(\])([^\[\]]*)$', r'\1\3\5', nick, 1)
             if nick == nickInitial:
                 break
             self.log.debug('Removed some matching brackets %r => %r',