diff --git a/include/treaty.h b/include/treaty.h
index 38b1234d..1e19a0f9 100644
--- a/include/treaty.h
+++ b/include/treaty.h
@@ -36,7 +36,9 @@
 #define _TREATY_H_
 
 struct trtstr {
+    short ef_type;
     natid trt_cna;		/* proposer */
+    short trt_uid;
     natid trt_cnb;		/* acceptor */
     s_char trt_status;		/* treaty status */
     s_char trt_fill;
diff --git a/src/lib/commands/offe.c b/src/lib/commands/offe.c
index 0ae81ed2..2442ef51 100644
--- a/src/lib/commands/offe.c
+++ b/src/lib/commands/offe.c
@@ -140,6 +140,8 @@ do_treaty(void)
 	    break;
 	}
     }
+    trty.ef_type = EF_TREATY;
+    trty.trt_uid = nstr.cur;
     trty.trt_acond = ourcond;
     trty.trt_bcond = theircond;
     trty.trt_status = TS_PROPOSED;
diff --git a/src/lib/global/nsc.c b/src/lib/global/nsc.c
index b6404147..7b60957d 100644
--- a/src/lib/global/nsc.c
+++ b/src/lib/global/nsc.c
@@ -364,6 +364,7 @@ struct castr nchr_ca[] = {
 };
 
 struct castr treaty_ca[] = {
+    {NSC_SHORT, 0, 0, fldoff(trtstr, trt_uid), "uid", EF_BAD},
     {NSC_NATID, 0, 0, fldoff(trtstr, trt_cna), "cna", EF_BAD},
     {NSC_NATID, 0, 0, fldoff(trtstr, trt_cnb), "cnb", EF_BAD},
     {NSC_CHAR, 0, 0, fldoff(trtstr, trt_status), "status", EF_BAD},