diff --git a/dump1090.c b/dump1090.c
index 86ce77d..ed9b2bf 100644
--- a/dump1090.c
+++ b/dump1090.c
@@ -1807,7 +1807,7 @@ struct aircraft *interactiveReceiveData(struct modesMessage *mm) {
             }
             /* If the two data is less than 10 seconds apart, compute
              * the position. */
-            if (abs(a->even_cprtime - a->odd_cprtime) <= 10000) {
+            if (llabs(a->even_cprtime - a->odd_cprtime) <= 10000) {
                 decodeCPR(a);
             }
         } else if (mm->metype == 19) {
@@ -2181,8 +2181,8 @@ char *aircraftsToJson(int *len) {
                 "{\"hex\":\"%s\", \"flight\":\"%s\", \"lat\":%f, "
                 "\"lon\":%f, \"altitude\":%d, \"track\":%d, "
                 "\"speed\":%d},\n",
-                a->hexaddr, a->flight, a->lat, a->lon, a->altitude, a->track,
-                a->speed);
+                a->hexaddr, a->flight, a->lat, a->lon, altitude, a->track,
+                speed);
             p += l; buflen -= l;
             /* Resize if needed. */
             if (buflen < 256) {