diff --git a/ChangeLog b/ChangeLog
index 85d2cbad..90b8ba27 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -24,6 +24,8 @@ ver. 0.8.12 (2013/12/XX) - things-can-only-get-better
   - mysqld-syslog-iptables rule was too long. Part of gh-447.
   - add 'flushlogs' command to allow logrotation without clobbering logtarget
     settings. Closes gh-458, Debian bug #697333, Redhat bug #891798.
+  - complain action - ensure where not matching other IPs in log sample.
+    Closes gh-467
 
 - Enhancements:
   - long names on jails documented based on iptables limit of 30 less
diff --git a/config/action.d/complain.conf b/config/action.d/complain.conf
index ad14a87e..62331f19 100644
--- a/config/action.d/complain.conf
+++ b/config/action.d/complain.conf
@@ -58,7 +58,7 @@ actioncheck =
 actionban = ADDRESSES=`whois <ip> | perl -e 'while (<STDIN>) { next if /^changed|@(ripe|apnic)\.net/io; $m += (/abuse|trouble:|report|spam|security/io?3:0); if (/([a-z0-9_\-\.+]+@[a-z0-9\-]+(\.[[a-z0-9\-]+)+)/io) { while (s/([a-z0-9_\-\.+]+@[a-z0-9\-]+(\.[[a-z0-9\-]+)+)//io) { if ($m) { $a{lc($1)}=$m } else { $b{lc($1)}=$m } } $m=0 } else { $m && --$m } } if (%%a) {print join(",",keys(%%a))} else {print join(",",keys(%%b))}'`
 	    IP=<ip>
             if [ ! -z "$ADDRESSES" ]; then
-                (printf %%b "<message>\n"; date '+Note: Local timezone is %%z (%%Z)'; grep '<ip>' <logpath>) | <mailcmd> "Abuse from <ip>" <mailargs> $ADDRESSES
+                (printf %%b "<message>\n"; date '+Note: Local timezone is %%z (%%Z)'; grep -E '(^|[^0-9])<ip>([^0-9]|$)' <logpath>) | <mailcmd> "Abuse from <ip>" <mailargs> $ADDRESSES
             fi
 
 # Option:  actionunban
diff --git a/config/action.d/ipfw.conf b/config/action.d/ipfw.conf
index 09045815..37625209 100644
--- a/config/action.d/ipfw.conf
+++ b/config/action.d/ipfw.conf
@@ -43,7 +43,7 @@ actionban = ipfw add <blocktype> tcp from <ip> to <localhost> <port>
 # Tags:    See jail.conf(5) man page
 # Values:  CMD
 #
-actionunban = ipfw delete `ipfw list | grep -i <ip> | awk '{print $1;}'`
+actionunban = ipfw delete `ipfw list | grep -i "[^0-9]<ip>[^0-9]" | awk '{print $1;}'`
 
 [Init]
 
diff --git a/config/action.d/mail-whois-lines.conf b/config/action.d/mail-whois-lines.conf
index 067c5819..aa7d0950 100644
--- a/config/action.d/mail-whois-lines.conf
+++ b/config/action.d/mail-whois-lines.conf
@@ -42,7 +42,7 @@ actionban = printf %%b "Hi,\n
             Here is more information about <ip>:\n
             `whois <ip> || echo missing whois program`\n\n
             Lines containing IP:<ip> in <logpath>\n
-            `grep '\<<ip>\>' <logpath>`\n\n
+            `grep '[^0-9]<ip>[^0-9]' <logpath>`\n\n
             Regards,\n
             Fail2Ban"|mail -s "[Fail2Ban] <name>: banned <ip> from  `uname -n`" <dest>
 
diff --git a/config/action.d/sendmail-whois-lines.conf b/config/action.d/sendmail-whois-lines.conf
index 8cdafc0b..e97868bd 100644
--- a/config/action.d/sendmail-whois-lines.conf
+++ b/config/action.d/sendmail-whois-lines.conf
@@ -58,7 +58,7 @@ actionban = printf %%b "Subject: [Fail2Ban] <name>: banned <ip> from `uname -n`
             Here is more information about <ip>:\n
             `/usr/bin/whois <ip> || echo missing whois program`\n\n
             Lines containing IP:<ip> in <logpath>\n
-            `grep '\<<ip>\>' <logpath>`\n\n
+            `grep '[^0-9]<ip>[^0-9]' <logpath>`\n\n
             Regards,\n
             Fail2Ban" | /usr/sbin/sendmail -f <sender> <dest>