diff --git a/changelog b/changelog
index f063cea..2ae17a4 100644
--- a/changelog
+++ b/changelog
@@ -34,6 +34,8 @@ OLC copy and delete options.
 export (QQ's a zone into a tarball)t
 Xlist (mlist, olist, rlist, zlist, slist, tlist, qlist)
 (lots of major bugfixes too)
+[Apr 11 2009] - Jamdog
+  Bug-Fix: NPC check added to do_gen_ps function (thanks drefs)
 [Apr 06 2009] - Jamdog
   Bug-Fix: Changing a player name no longer allows two words (thanks Slicer)
 [Apr 05 2009] - Jamdog
diff --git a/src/act.informative.c b/src/act.informative.c
index aaa03d7..416185b 100644
--- a/src/act.informative.c
+++ b/src/act.informative.c
@@ -1479,6 +1479,11 @@ ACMD(do_users)
 /* Generic page_string function for displaying text */
 ACMD(do_gen_ps)
 {
+  if (IS_NPC(ch)) {
+    send_to_char(ch, "Not for mobiles!\r\n");
+    return;
+  }
+
   switch (subcmd) {
   case SCMD_CREDITS:
     page_string(ch->desc, credits, 0);