diff --git a/sys/net/rpl/rpl.c b/sys/net/rpl/rpl.c
index 3bda5e3b51..d86ffb0fad 100644
--- a/sys/net/rpl/rpl.c
+++ b/sys/net/rpl/rpl.c
@@ -433,8 +433,6 @@ void send_DAO(ipv6_addr_t *destination, uint8_t lifetime, bool default_lifetime,
 
 void send_DAO_ACK(ipv6_addr_t *destination)
 {
-    char addr_str[IPV6_MAX_ADDR_STR_LEN];
-    printf("%s\n", ipv6_addr_to_str(addr_str, destination));
     rpl_dodag_t *my_dodag;
     my_dodag = rpl_get_my_dodag();
 
@@ -462,7 +460,6 @@ void send_DAO_ACK(ipv6_addr_t *destination)
 
 void rpl_process(void)
 {
-
     msg_t m_recv;
     msg_init_queue(msg_queue, RPL_PKT_RECV_BUF_SIZE);
 
@@ -645,9 +642,7 @@ void recv_rpl_dio(void)
         }
 
         if (rpl_dio_buf->rank != INFINITE_RANK) {
-            char addr_str[IPV6_MAX_ADDR_STR_LEN];
             DEBUG("Will join DODAG\n");
-            printf("%s", ipv6_addr_to_str(addr_str, &dio_dodag.dodag_id));
             rpl_join_dodag(&dio_dodag, &ipv6_buf->srcaddr, rpl_dio_buf->rank);
         }
         else {
diff --git a/sys/net/sixlowpan/ip.c b/sys/net/sixlowpan/ip.c
index 7b40a9f0c1..7203e79e22 100644
--- a/sys/net/sixlowpan/ip.c
+++ b/sys/net/sixlowpan/ip.c
@@ -34,6 +34,9 @@
 #include "destiny/socket.h"
 #include "net_help.h"
 
+#define ENABLE_DEBUG    (0)
+#include "debug.h"
+
 #define IP_PKT_RECV_BUF_SIZE        (64)
 #define LLHDR_IPV6HDR_LEN           (LL_HDR_LEN + IPV6_HDR_LEN)
 
@@ -161,21 +164,21 @@ int icmpv6_demultiplex(const icmpv6_hdr_t *hdr)
 {
     switch (hdr->type) {
         case (ICMPV6_TYPE_ECHO_REQUEST): {
-            puts("INFO: packet type: icmp echo request");
+            DEBUG("INFO: packet type: icmp echo request\n");
             /* processing echo request */
             recv_echo_req();
             break;
         }
 
         case (ICMPV6_TYPE_ECHO_REPLY): {
-            puts("INFO: packet type: icmp echo reply");
+            DEBUG("INFO: packet type: icmp echo reply\n");
             /* processing echo reply */
             recv_echo_repl();
             break;
         }
 
         case (ICMPV6_TYPE_ROUTER_SOL): {
-            puts("INFO: packet type: icmp router solicitation");
+            DEBUG("INFO: packet type: icmp router solicitation\n");
             /* processing router solicitation */
             recv_rtr_sol();
             /* init solicited router advertisment*/
@@ -183,7 +186,7 @@ int icmpv6_demultiplex(const icmpv6_hdr_t *hdr)
         }
 
         case (ICMPV6_TYPE_ROUTER_ADV): {
-            puts("INFO: packet type: icmp router advertisment");
+            DEBUG("INFO: packet type: icmp router advertisment\n");
             /* processing router advertisment */
             recv_rtr_adv();
             /* init neighbor solicitation */
@@ -191,19 +194,19 @@ int icmpv6_demultiplex(const icmpv6_hdr_t *hdr)
         }
 
         case (ICMPV6_TYPE_NEIGHBOR_SOL): {
-            puts("INFO: packet type: icmp neighbor solicitation");
+            DEBUG("INFO: packet type: icmp neighbor solicitation\n");
             recv_nbr_sol();
             break;
         }
 
         case (ICMPV6_TYPE_NEIGHBOR_ADV): {
-            puts("INFO: packet type: icmp neighbor advertisment");
+            DEBUG("INFO: packet type: icmp neighbor advertisment\n");
             recv_nbr_adv();
             break;
         }
 
         case (ICMPV6_TYPE_RPL_CONTROL): {
-            puts("INFO: packet type: RPL message");
+            DEBUG("INFO: packet type: RPL message\n");
 
             if (rpl_process_pid != 0) {
                 msg_t m_send;
@@ -211,7 +214,7 @@ int icmpv6_demultiplex(const icmpv6_hdr_t *hdr)
                 msg_send(&m_send, rpl_process_pid, 1);
             }
             else {
-                puts("INFO: no RPL handler registered");
+                DEBUG("INFO: no RPL handler registered\n");
             }
 
             break;