diff --git a/samples/net/wpan_serial/prj.conf b/samples/net/wpan_serial/prj.conf
index 7f0af2ad39e..1ac02e017f1 100644
--- a/samples/net/wpan_serial/prj.conf
+++ b/samples/net/wpan_serial/prj.conf
@@ -14,8 +14,6 @@ CONFIG_IEEE802154_CC2520_RAW=y
 CONFIG_NET_BUF=y
 CONFIG_NETWORKING=y
 
-CONFIG_NET_APP_SETTINGS=y
-
 CONFIG_NET_PKT_RX_COUNT=6
 CONFIG_NET_PKT_TX_COUNT=6
 CONFIG_NET_BUF_DATA_SIZE=128