diff --git a/source/network.c b/source/network.c
index cad3093..706bfa9 100644
--- a/source/network.c
+++ b/source/network.c
@@ -752,11 +752,12 @@ extern char *BX_host_to_ip (const char *host)
 	struct hostent *hep = gethostbyname(host);
 	static char ip[30];
 
-	return (hep ? sprintf(ip,"%u.%u.%u.%u",	hep->h_addr[0] & 0xff,
-						hep->h_addr[1] & 0xff,
-						hep->h_addr[2] & 0xff,
-						hep->h_addr[3] & 0xff),
-						ip : empty_string);
+	return (hep ? snprintf(ip, sizeof ip, "%u.%u.%u.%u",	
+					hep->h_addr[0] & 0xff,
+					hep->h_addr[1] & 0xff,
+					hep->h_addr[2] & 0xff,
+					hep->h_addr[3] & 0xff),
+					ip : empty_string);
 }
 
 extern char *BX_ip_to_host (const char *ip)