diff --git a/bots/irc-mirror.py b/bots/irc-mirror.py
index 4073f2d..9742969 100644
--- a/bots/irc-mirror.py
+++ b/bots/irc-mirror.py
@@ -10,9 +10,7 @@ import irc.bot
 import irc.strings
 from irc.client import ip_numstr_to_quad, ip_quad_to_numstr
 import zulip
-import time
 import optparse
-import sys
 
 def zulip_sender(sender_string):
     nick = sender_string.split("!")[0]
diff --git a/bots/process_ccache b/bots/process_ccache
index 8d404cd..091f946 100755
--- a/bots/process_ccache
+++ b/bots/process_ccache
@@ -1,6 +1,5 @@
 #!/usr/bin/python
 import sys
-import os
 import subprocess
 import base64
 
diff --git a/integrations/codebase/zulip_codebase_mirror b/integrations/codebase/zulip_codebase_mirror
index 15bc77a..babe13c 100755
--- a/integrations/codebase/zulip_codebase_mirror
+++ b/integrations/codebase/zulip_codebase_mirror
@@ -31,7 +31,6 @@
 
 import requests
 import logging
-import calendar
 import time
 import sys
 import os