diff --git a/src/drivers/driver_wext.c b/src/drivers/driver_wext.c
index 89c01940e..db43103c9 100644
--- a/src/drivers/driver_wext.c
+++ b/src/drivers/driver_wext.c
@@ -251,9 +251,11 @@ static int wpa_driver_wext_set_auth_param(struct wpa_driver_wext_data *drv,
 	iwr.u.param.value = value;
 
 	if (ioctl(drv->ioctl_sock, SIOCSIWAUTH, &iwr) < 0) {
-		perror("ioctl[SIOCSIWAUTH]");
-		fprintf(stderr, "WEXT auth param %d value 0x%x - ",
-			idx, value);
+		if (errno != EOPNOTSUPP) {
+			wpa_printf(MSG_DEBUG, "WEXT: SIOCSIWAUTH(param %d "
+				   "value 0x%x) failed: %s)",
+				   idx, value, strerror(errno));
+		}
 		ret = errno == EOPNOTSUPP ? -2 : -1;
 	}