diff --git a/examples/cc2530dk/udp-ipv6/server.c b/examples/cc2530dk/udp-ipv6/server.c
index 2d9ff70b7..524fc9cf6 100644
--- a/examples/cc2530dk/udp-ipv6/server.c
+++ b/examples/cc2530dk/udp-ipv6/server.c
@@ -70,7 +70,7 @@ tcpip_handler(void)
     leds_on(LEDS_RED);
     len = uip_datalen();
     memcpy(buf, uip_appdata, len);
-    PRINTF("%u bytes from [", len, *(uint16_t *)buf);
+    PRINTF("%u bytes from [", len);
     PRINT6ADDR(&UIP_IP_BUF->srcipaddr);
     PRINTF("]:%u\n", UIP_HTONS(UIP_UDP_BUF->srcport));
 #if SERVER_REPLY
diff --git a/examples/sensinode/udp-ipv6/server.c b/examples/sensinode/udp-ipv6/server.c
index f3ab93202..62ea84939 100644
--- a/examples/sensinode/udp-ipv6/server.c
+++ b/examples/sensinode/udp-ipv6/server.c
@@ -77,7 +77,7 @@ tcpip_handler(void)
     leds_on(LEDS_RED);
     len = uip_datalen();
     memcpy(buf, uip_appdata, len);
-    PRINTF("%u bytes from [", len, *(uint16_t *)buf);
+    PRINTF("%u bytes from [", len);
     PRINT6ADDR(&UIP_IP_BUF->srcipaddr);
     PRINTF("]:%u", UIP_HTONS(UIP_UDP_BUF->srcport));
     PRINTF(" V=%u", *buf);