diff --git a/sys/net/sixlowpan/icmp.c b/sys/net/sixlowpan/icmp.c
index d9b3245069..ad30b2c965 100644
--- a/sys/net/sixlowpan/icmp.c
+++ b/sys/net/sixlowpan/icmp.c
@@ -1308,7 +1308,9 @@ uint16_t icmpv6_csum(uint8_t proto)
 }
 
 
-void icmpv6_send_parmeter_prob(ipv6_addr_t *src, ipv6_addr_t *dest, uint8_t code, uint32_t pointer, uint8_t *packet, uint8_t packet_len)
+void icmpv6_send_parameter_prob(ipv6_addr_t *src, ipv6_addr_t *dest,
+                                uint8_t code, uint32_t pointer, 
+                                uint8_t *packet, uint8_t packet_len)
 {
     uint16_t packet_length = IPV6_HDR_LEN + ICMPV6_HDR_LEN + PARA_PROB_LEN;
     icmpv6_parameter_prob_hdr_t *para_prob_buf;
diff --git a/sys/net/sixlowpan/include/sixlowpan/icmp.h b/sys/net/sixlowpan/include/sixlowpan/icmp.h
index d6c67feef1..bda39651e7 100644
--- a/sys/net/sixlowpan/include/sixlowpan/icmp.h
+++ b/sys/net/sixlowpan/include/sixlowpan/icmp.h
@@ -100,9 +100,9 @@
 #define ICMPV6_PARAMETER_PROB_CODE_NXT_HDR_UNREC    (1)   /* Unrecognized Next Header type encountered */
 #define ICMPV6_PARAMETER_PROB_CODE_IPV6_OPT_UNREC   (2)   /* Unrecognized IPv6 option encountered */
 
-void icmpv6_send_parmeter_prob(ipv6_addr_t *src, ipv6_addr_t *dest,
-                               uint8_t code, uint32_t pointer,
-                               uint8_t *packet, uint8_t packet_len);
+void icmpv6_send_parameter_prob(ipv6_addr_t *src, ipv6_addr_t *dest,
+                                uint8_t code, uint32_t pointer,
+                                uint8_t *packet, uint8_t packet_len);
 void icmpv6_send_echo_request(ipv6_addr_t *destaddr, uint16_t id,
                               uint16_t seq, char *data,
                               size_t data_len);