diff --git a/help/opers/index b/help/opers/index
index 90243603..351af59f 100644
--- a/help/opers/index
+++ b/help/opers/index
@@ -16,9 +16,9 @@ PONG            POST            PRIVMSG         PRIVS
 QUIT            REHASH          RESTART         RESV
 SCAN            SERVER          SET             SJOIN
 SNOMASK         SQUIT           STATS           SVINFO
-TESTGECOS       TESTLINE        TESTMASK        TIME
-TOPIC           TRACE           UHELP           UMODE
-UNDLINE         UNKLINE         UNREJECT        UNRESV
-UNXLINE         USER            USERHOST        USERS
-VERSION         WALLOPS         WHO             WHOIS
-WHOWAS          XLINE
+TESTGECOS       TESTKLINE       TESTLINE        TESTMASK
+TIME            TOPIC           TRACE           UHELP
+UMODE           UNDLINE         UNKLINE         UNREJECT
+UNRESV          UNXLINE         USER            USERHOST
+USERS           VERSION         WALLOPS         WHO
+WHOIS           WHOWAS          XLINE
diff --git a/help/opers/testkline b/help/opers/testkline
new file mode 100644
index 00000000..3c60d5f6
--- /dev/null
+++ b/help/opers/testkline
@@ -0,0 +1,7 @@
+TESTKLINE [user@]host
+
+Looks up given mask, looking for any matching K/D-lines.
+If username is not specified, it will look up "dummy@host".
+
+This command will not perform dns lookups on a host; for best
+results you must testkline a host and its IP form.