diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 2b6c4dc..2aa1786 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -661,6 +661,9 @@
 	err = 0;
 	switch (cmd) {
 	case SIOCSIFADDR:
+		if (!capable(CAP_NET_ADMIN))
+			return -EPERM;
+
 		edev = dev->ec_ptr;
 		if (edev == NULL) {
 			/* Magic up a new one. */