diff --git a/infrastructure-centred/owlps-listener/owlps-listenerd.c b/infrastructure-centred/owlps-listener/owlps-listenerd.c
index 1f026f0..5be1209 100644
--- a/infrastructure-centred/owlps-listener/owlps-listenerd.c
+++ b/infrastructure-centred/owlps-listener/owlps-listenerd.c
@@ -540,7 +540,7 @@ void read_packet(u_char *args, const struct pcap_pkthdr *header,
   BOOL uses_autocalibration_request_port = FALSE ;
   int i ; // Iterator
 
-  bzero(couple.mobile_ip_addr_bytes, 4) ; // Blank the IP
+  memset(couple.mobile_ip_addr_bytes, 0, 4) ; // Blank the IP
 
   /* Common treatements */
 
@@ -633,7 +633,7 @@ void read_packet(u_char *args, const struct pcap_pkthdr *header,
   couple.start_time = timeval_to_timestamp(header->ts) ;
   // Transmission time on the mobile is unknown (unless the packet is
   // an explicit request):
-  bzero(&couple.request_time, sizeof(TIMESTAMP)) ;
+  memset(&couple.request_time, 0, sizeof(TIMESTAMP)) ;
   // Blank position data:
   couple.direction = 0 ;
   couple.x_position = 0 ;
@@ -863,7 +863,7 @@ void get_mac_addr(char *eth, unsigned char mac_bytes[6])
   struct ifreq ifr;
   int sockfd ;
 
-  bzero(mac_bytes, sizeof(unsigned char) * 6) ; // Empty mac_bytes
+  memset(mac_bytes, 0, sizeof(unsigned char) * 6) ; // Empty mac_bytes
 
   sockfd = socket(AF_INET, SOCK_DGRAM, 0) ;
   if(sockfd < 0)