diff --git a/configs/clicker2-stm32/mrf24j40-6lowpan/defconfig b/configs/clicker2-stm32/mrf24j40-6lowpan/defconfig
index 70d46fd3d8..07f9b93f8f 100644
--- a/configs/clicker2-stm32/mrf24j40-6lowpan/defconfig
+++ b/configs/clicker2-stm32/mrf24j40-6lowpan/defconfig
@@ -1382,8 +1382,8 @@ CONFIG_EXAMPLES_UDP_SERVERIPv6ADDR_5=0x0000
 CONFIG_EXAMPLES_UDP_SERVERIPv6ADDR_6=0x00ff
 CONFIG_EXAMPLES_UDP_SERVERIPv6ADDR_7=0xfe00
 CONFIG_EXAMPLES_UDP_SERVERIPv6ADDR_8=0x0d00
-CONFIG_EXAMPLES_SERVER_PORTNO=61616
-CONFIG_EXAMPLES_CLIENT_PORTNO=61617
+CONFIG_EXAMPLES_UDP_SERVER_PORTNO=61616
+CONFIG_EXAMPLES_UDP_CLIENT_PORTNO=61617
 # CONFIG_EXAMPLES_UDPBLASTER is not set
 # CONFIG_EXAMPLES_USBSERIAL is not set
 # CONFIG_EXAMPLES_WATCHDOG is not set