diff --git a/q2a_usercheck.sh b/q2a_usercheck.sh
index 6048be4..a294375 100755
--- a/q2a_usercheck.sh
+++ b/q2a_usercheck.sh
@@ -13,7 +13,7 @@ test -f $cache || install -m 600 /dev/null $cache
 tail $tail_opts $logf | while read line ; do
 	case $line in (*"POST"*)
 		ip=`echo $line | awk '{print $1}'`
-		ip_regex=`echo $ip | sed 's/\./\\./g'`
+		ip_regex=`echo $ip | sed 's/\./\\./g; s/^/^/; s/$/$/'`
 		if ! grep -q $ip_regex $cache; then
 			/usr/local/bin/forumspam.sh "$ip" && echo $ip >> $cache
 		fi