diff --git a/extensions/Makefile.in b/extensions/Makefile.in
index 4f97fb9..f9e75aa 100644
--- a/extensions/Makefile.in
+++ b/extensions/Makefile.in
@@ -54,6 +54,7 @@ SRCS =                          \
   m_omode.c			\
   m_opme.c			\
   m_webirc.c			\
+  no_locops.c			\
   no_oper_invis.c		\
   spy_admin_notice.c		\
   spy_info_notice.c		\
diff --git a/extensions/no_locops.c b/extensions/no_locops.c
new file mode 100644
index 0000000..e71b924
--- /dev/null
+++ b/extensions/no_locops.c
@@ -0,0 +1,33 @@
+/*
+ * Disable LOCOPS (by disallowing any local user setting +l).
+ * -- jilles
+ */
+
+#include "stdinc.h"
+#include "modules.h"
+#include "client.h"
+#include "hook.h"
+#include "ircd.h"
+#include "send.h"
+#include "s_conf.h"
+#include "s_newconf.h"
+
+static void h_nl_umode_changed(hook_data_umode_changed *);
+
+mapi_hfn_list_av1 nl_hfnlist[] = {
+	{ "umode_changed", (hookfn) h_nl_umode_changed },
+	{ NULL, NULL }
+};
+
+DECLARE_MODULE_AV1(no_locops, NULL, NULL, NULL, NULL, nl_hfnlist, "$Revision: 3219 $");
+
+static void
+h_nl_umode_changed(hook_data_umode_changed *hdata)
+{
+	struct Client *source_p = hdata->client;
+
+	if (MyClient(source_p) && source_p->umodes & UMODE_LOCOPS)
+	{
+		source_p->umodes &= ~UMODE_LOCOPS;
+	}
+}