diff --git a/btpd/cli_if.c b/btpd/cli_if.c
index 6c421e0..23e30eb 100644
--- a/btpd/cli_if.c
+++ b/btpd/cli_if.c
@@ -72,9 +72,9 @@ cmd_stat(struct cli *cli, int argc, const char *args)
                 seen_npieces++;
 
         buf_swrite(&iob, "d");
-        buf_print(&iob, "11:content goti%jde", (intmax_t)cm_content(tp));
-        buf_print(&iob, "12:content sizei%jde",
-            (intmax_t)tp->meta.total_length);
+        buf_print(&iob, "11:content goti%llde", (long long)cm_content(tp));
+        buf_print(&iob, "12:content sizei%llde",
+            (long long)tp->meta.total_length);
         buf_print(&iob, "10:downloadedi%llde", tp->net->downloaded);
         buf_swrite(&iob, "9:info hash20:");
         buf_write(&iob, tp->meta.info_hash, 20);
diff --git a/btpd/content.c b/btpd/content.c
index 5265f57..46dbe18 100644
--- a/btpd/content.c
+++ b/btpd/content.c
@@ -622,7 +622,7 @@ load_resume(struct torrent *tp, struct rstat sbs[])
         goto invalid;
     for (int i = 0; i < tp->meta.nfiles; i++) {
         long long size;
-        time_t time;
+        long time;
         if (fscanf(fp, "%qd %ld\n", &size, &time) != 2)
             goto invalid;
         if (sbs[i].size != size || sbs[i].mtime != time)
@@ -650,7 +650,7 @@ save_resume(struct torrent *tp, struct rstat sbs[])
         return err;
     fprintf(fp, "%d\n", 1);
     for (int i = 0; i < tp->meta.nfiles; i++)
-        fprintf(fp, "%qd %ld\n", (long long)sbs[i].size, sbs[i].mtime);
+        fprintf(fp, "%qd %ld\n", (long long)sbs[i].size, (long)sbs[i].mtime);
     fwrite(tp->cm->piece_field, 1, ceil(tp->meta.npieces / 8.0), fp);
     fwrite(tp->cm->block_field, 1, tp->meta.npieces * tp->cm->bppbf, fp);
     if (fclose(fp) != 0)
diff --git a/btpd/tracker_req.c b/btpd/tracker_req.c
index e07ee78..e9e3e35 100644
--- a/btpd/tracker_req.c
+++ b/btpd/tracker_req.c
@@ -195,11 +195,11 @@ tr_send(struct torrent *tp, enum tr_event event)
         snprintf(e_id + i * 3, 4, "%%%.2x", peer_id[i]);
 
     http_get(&tr->req, http_cb, tp,
-        "%s%cinfo_hash=%s&peer_id=%s&port=%d&uploaded=%ju"
-        "&downloaded=%ju&left=%ju&compact=1%s%s",
+        "%s%cinfo_hash=%s&peer_id=%s&port=%d&uploaded=%llu"
+        "&downloaded=%llu&left=%llu&compact=1%s%s",
         tp->meta.announce, qc, e_hash, e_id, net_port,
-        (intmax_t)tp->net->uploaded, (intmax_t)tp->net->downloaded,
-        (intmax_t)tp->meta.total_length - cm_content(tp),
+        tp->net->uploaded, tp->net->downloaded,
+        (long long)tp->meta.total_length - cm_content(tp),
         event == TR_EV_EMPTY ? "" : "&event=", m_events[event]);
 }
 
diff --git a/misc/metainfo.c b/misc/metainfo.c
index 04b1cfc..856db32 100644
--- a/misc/metainfo.c
+++ b/misc/metainfo.c
@@ -40,16 +40,16 @@ print_metainfo(struct metainfo *tp)
         printf("%.2x", tp->info_hash[i]);
     printf("\n");
     printf("Tracker URL: %s\n", tp->announce);
-    printf("Piece length: %jd\n", (intmax_t)tp->piece_length);
+    printf("Piece length: %lld\n", (long long)tp->piece_length);
     printf("Number of pieces: %u\n", tp->npieces);
     printf("Number of files: %u\n", tp->nfiles);
     printf("Advisory name: %s\n", tp->name);
     printf("Files:\n");
     for (i = 0; i < tp->nfiles; i++) {
-        printf("%s (%jd)\n",
-            tp->files[i].path, (intmax_t)tp->files[i].length);
+        printf("%s (%lld)\n",
+            tp->files[i].path, (long long)tp->files[i].length);
     }
-    printf("Total length: %jd\n\n", (intmax_t)tp->total_length);
+    printf("Total length: %lld\n\n", (long long)tp->total_length);
 }
 
 static int