diff --git a/doc/fixes37.0 b/doc/fixes37.0
index a7d9f4dbc..c4e6f29a8 100644
--- a/doc/fixes37.0
+++ b/doc/fixes37.0
@@ -511,6 +511,7 @@ change to can_reach_floor() resulted in hero being unable to reach the floor
 	when held by a lichen
 panic if lua init fails
 change wizard mode command #wizmgender to wizard mode option 'wizmgender'
+engraving with non-blade dulled the weapon anyway (pr #464)
 
 curses: 'msg_window' option wasn't functional for curses unless the binary
 	also included tty support
diff --git a/src/engrave.c b/src/engrave.c
index 9acb246ed..5926a4dd2 100644
--- a/src/engrave.c
+++ b/src/engrave.c
@@ -1133,15 +1133,15 @@ engrave(void)
         }
     }
 
-    dulling_wep = (stylus && stylus->oclass == WEAPON_CLASS
+    dulling_wep = (carving && stylus && stylus->oclass == WEAPON_CLASS
                    && (stylus->otyp != ATHAME || stylus->cursed));
     marker = (stylus && stylus->otyp == MAGIC_MARKER);
 
     g.context.engraving.actionct++;
 
     /* sanity checks */
-    if (dulling_wep && !carving) {
-        impossible("using weapon for non-carve engraving");
+    if (dulling_wep && !is_blade(stylus)) {
+        impossible("carving with non-bladed weapon");
     }
     else if (g.context.engraving.type == MARK && !marker) {
         impossible("making graffiti with non-marker stylus");