diff --git a/sbin/wlan_setup b/sbin/wlan_setup
index 5dfa9e6..97cf406 100755
--- a/sbin/wlan_setup
+++ b/sbin/wlan_setup
@@ -89,6 +89,8 @@ for AP in `iwlist $DEV scan 2>/dev/null|\
       read <&3 OPTION ARG1 ARG2
     done
     exec 3>&-
+    ifconfig $DEV down
+    ifconfig $DEV up
     rm /tmp/AP
   fi
 done