diff --git a/src/lib/commands/orig.c b/src/lib/commands/orig.c
index d8c91f76..120bb823 100644
--- a/src/lib/commands/orig.c
+++ b/src/lib/commands/orig.c
@@ -43,7 +43,7 @@ orig(void)
     char *p;
     coord x, y;
     char buf[1024];
-    natid cnum;
+    int cnum;
     struct natstr *np;
 
     p = getstarg(player->argp[1], "New origin (sector or country) : ", buf);
diff --git a/src/lib/commands/zdon.c b/src/lib/commands/zdon.c
index 577a2887..c439f8d8 100644
--- a/src/lib/commands/zdon.c
+++ b/src/lib/commands/zdon.c
@@ -59,7 +59,7 @@
 int
 zdon(void)
 {
-    natid whichcnum;
+    int whichcnum;
     struct natstr *natp;
     char *p;