diff --git a/install/install.py b/install/install.py
index 3986f36a9..f39d1ec29 100755
--- a/install/install.py
+++ b/install/install.py
@@ -1680,11 +1680,11 @@ imap_folder_list_limit = 0
             ##
 
             cronFile = open("/etc/crontab", "a")
-            cronFile.writelines("0 * * * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/plogical/findBWUsage.py" + "\n")
-            cronFile.writelines("0 * * * * root /usr/local/CyberCP/postfixSenderPolicy/client.py hourlyCleanup" + "\n")
-            cronFile.writelines("0 0 1 * * root /usr/local/CyberCP/postfixSenderPolicy/client.py monthlyCleanup" + "\n")
-            cronFile.writelines("0 2 * * * root /usr/local/CyberCP/plogical/upgradeCritical.py" + "\n")
-            cronFile.writelines("0 2 * * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/plogical/renew.py\n")
+            cronFile.writelines("0 * * * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/plogical/findBWUsage.py >/dev/null 2>&1" + "\n")
+            cronFile.writelines("0 * * * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/postfixSenderPolicy/client.py hourlyCleanup >/dev/null 2>&1" + "\n")
+            cronFile.writelines("0 0 1 * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/postfixSenderPolicy/client.py monthlyCleanup >/dev/null 2>&1" + "\n")
+            cronFile.writelines("0 2 * * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/plogical/upgradeCritical.py >/dev/null 2>&1" + "\n")
+            cronFile.writelines("0 2 * * * root /usr/local/CyberCP/bin/python /usr/local/CyberCP/plogical/renew.py >/dev/null 2>&1" + "\n")
             cronFile.close()
 
             command = 'chmod +x /usr/local/CyberCP/plogical/findBWUsage.py'