--- a/mini_snmpd.c
+++ b/mini_snmpd.c
@@ -134,7 +134,7 @@
 	} else if (rv != g_udp_client.size) {
 		lprintf(LOG_WARNING, "could not send packet to UDP client %s:%d: "
 			"only %d of %d bytes written\n", inet_ntoa(sockaddr.sin_addr),
-			sockaddr.sin_port, rv, g_udp_client.size);
+			sockaddr.sin_port, rv, (int) g_udp_client.size);
 	}
 #ifdef DEBUG
 	dump_packet(&g_udp_client);
@@ -211,7 +211,7 @@
 	} else if (rv != client->size) {
 		lprintf(LOG_WARNING, "could not send packet to TCP client %s:%d: "
 			"only %d of %d bytes written\n", inet_ntoa(sockaddr.sin_addr),
-			sockaddr.sin_port, rv, client->size);
+			sockaddr.sin_port, rv, (int) client->size);
 		close(client->sockfd);
 		client->sockfd = -1;
 		return;
--- a/utils.c
+++ b/utils.c
@@ -106,7 +106,7 @@
 		}
 	}
 	lprintf(LOG_DEBUG, "%s %u bytes %s %s:%d (%s)\n",
-		client->outgoing ? "transmitted" : "received", client->size,
+		client->outgoing ? "transmitted" : "received", (int) client->size,
 		client->outgoing ? "to" : "from", inet_ntoa(client_addr),
 		ntohs(client->port), buffer);
 }