diff --git a/src/lib/player/login.c b/src/lib/player/login.c
index 947fdef7..3b0148a8 100644
--- a/src/lib/player/login.c
+++ b/src/lib/player/login.c
@@ -307,6 +307,7 @@ play_cmd(void)
     natid cnum;
     struct natstr *natp;
     char **ap;
+    char buf[128];
 
     ap = player->argp;
     if (*++ap) {
@@ -342,6 +343,8 @@ play_cmd(void)
 	}
 	return RET_FAIL;
     }
+    snprintf(buf, sizeof(buf), "Play#%d", player->cnum);
+    empth_set_name(buf);
     logerror("%s logged in as country #%d", praddr(player), player->cnum);
     pr_id(player, C_INIT, "%d\n", CLIENTPROTO);
     player_main(player);