diff --git a/include/objclass.h b/include/objclass.h
index 6ecb6eff3..850cbdb59 100644
--- a/include/objclass.h
+++ b/include/objclass.h
@@ -65,16 +65,16 @@ struct objclass {
 #define oc_bulky oc_big    /* for armor */
     Bitfield(oc_tough, 1); /* hard gems/rings */
 
-    Bitfield(oc_dir, 2);
+    Bitfield(oc_dir, 3);
 #define NODIR 1     /* for wands/spells: non-directional */
 #define IMMEDIATE 2 /*               directional */
 #define RAY 3       /*               zap beams */
 
 #define PIERCE 1 /* for weapons & tools used as weapons */
 #define SLASH 2  /* (latter includes iron ball & chain) */
-#define WHACK 0
+#define WHACK 4
 
-    /* 4 free bits */
+    /* 3 free bits */
 
     Bitfield(oc_material, 5); /* one of obj_material_types */