diff --git a/src/mod/endpoints/mod_sofia/sofia_presence.c b/src/mod/endpoints/mod_sofia/sofia_presence.c
index 7590b2f6c0..32f6d71d87 100644
--- a/src/mod/endpoints/mod_sofia/sofia_presence.c
+++ b/src/mod/endpoints/mod_sofia/sofia_presence.c
@@ -1206,11 +1206,11 @@ static int sofia_presence_sub_callback(void *pArg, int argc, char **argv, char *
 		switch_set_string(expires_str, "0");
         kill_handle = 1;
 	} else if (exptime > 0) {
-		switch_snprintf(sstr, sizeof(sstr), "active;expires=%d", exptime);
+		switch_snprintf(sstr, sizeof(sstr), "active;expires=%u", (unsigned)exptime);
 	} else {
-		long delta = exptime * -1;
-		switch_snprintf(sstr, sizeof(sstr), "active;expires=%d", delta);
-		switch_snprintf(expires_str, sizeof(expires_str), "%d", delta);
+		unsigned delta = (unsigned) (exptime * -1);
+		switch_snprintf(sstr, sizeof(sstr), "active;expires=%u", delta);
+		switch_snprintf(expires_str, sizeof(expires_str), "%u", delta);
 		nua_dialog_usage_set_refresh_range(nh->nh_ds->ds_usage, delta, delta);
 	}
 
diff --git a/src/switch_ivr_originate.c b/src/switch_ivr_originate.c
index e45c982b82..e9a5f4dcec 100644
--- a/src/switch_ivr_originate.c
+++ b/src/switch_ivr_originate.c
@@ -1326,11 +1326,11 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_originate(switch_core_session_t *sess
 								ringback.fh = &ringback.fhb;
 
 							} else if (!strncasecmp(ringback_data, "silence", 7)) {
-								const char *p = ringback_data + 7;
-								if (*p == ':') {
-									p++;
-									if (p) {
-										ringback.silence = atoi(p);
+								const char *c = ringback_data + 7;
+								if (*c == ':') {
+									c++;
+									if (c) {
+										ringback.silence = atoi(c);
 									}
 								}
 								if (ringback.silence <= 0) {