diff --git a/resolver_mac.c b/resolver_mac.c
index 1512ff3..9bbbd30 100644
--- a/resolver_mac.c
+++ b/resolver_mac.c
@@ -116,8 +116,6 @@ bool proxy_resolver_mac_get_proxies_for_url(void *ctx, const char *url) {
     CFURLRef target_url_ref = NULL;
     CFURLRef url_ref = NULL;
     char *auto_config_url = NULL;
-    char *proxy = NULL;
-    char *bypass_list = NULL;
     bool is_ok = false;
 
     if (!proxy_resolver || !url)
@@ -126,7 +124,7 @@ bool proxy_resolver_mac_get_proxies_for_url(void *ctx, const char *url) {
     auto_config_url = proxy_config_get_auto_config_url();
     if (!auto_config_url) {
         proxy_resolver->error = EINVAL;
-        LOG_ERROR("Auto configuration url not specified", proxy_resolver->error);
+        LOG_ERROR("Auto configuration url not specified");
         goto mac_done;
     }
 
diff --git a/wpad_dhcp_posix.c b/wpad_dhcp_posix.c
index 8139a20..82431d0 100644
--- a/wpad_dhcp_posix.c
+++ b/wpad_dhcp_posix.c
@@ -179,7 +179,7 @@ static bool dhcp_read_reply(SOCKET sfd, uint32_t request_xid, dhcp_msg *reply) {
     const ssize_t response_len = recvfrom(sfd, (char *)reply, sizeof(dhcp_msg), 0, NULL, NULL);
 
     if (response_len <= (ssize_t)(sizeof(dhcp_msg) - DHCP_OPT_MIN_LENGTH)) {
-        LOG_DEBUG("Unable to read DHCP reply (%d:%d)\n", response_len, socketerr);
+        LOG_DEBUG("Unable to read DHCP reply (%d:%d)\n", (int32_t)response_len, socketerr);
         return false;
     }