diff --git a/include/patchlevel.h b/include/patchlevel.h
index 081ac58eb..f0be24851 100644
--- a/include/patchlevel.h
+++ b/include/patchlevel.h
@@ -1,4 +1,4 @@
-/* NetHack 3.7	patchlevel.h	$NHDT-Date: 1579261287 2020/01/17 11:41:27 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.148 $ */
+/* NetHack 3.7	patchlevel.h	$NHDT-Date: 1580437691 2020/01/31 02:28:11 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.155 $ */
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /*-Copyright (c) Michael Allison, 2012. */
 /* NetHack may be freely redistributed.  See license for details. */
@@ -14,7 +14,7 @@
  * Incrementing EDITLEVEL can be used to force invalidation of old bones
  * and save files.
  */
-#define EDITLEVEL 12
+#define EDITLEVEL 13
 
 #define COPYRIGHT_BANNER_A "NetHack, Copyright 1985-2020"
 #define COPYRIGHT_BANNER_B \