diff --git a/src/AcDream.Core.Net/GameEventWiring.cs b/src/AcDream.Core.Net/GameEventWiring.cs
index be38076..81d741b 100644
--- a/src/AcDream.Core.Net/GameEventWiring.cs
+++ b/src/AcDream.Core.Net/GameEventWiring.cs
@@ -151,5 +151,19 @@ public static class GameEventWiring
             if (p is not null) items.MoveItem(p.Value.ItemGuid, p.Value.ContainerGuid,
                 newSlot: (int)p.Value.Placement);
         });
+        dispatcher.Register(GameEventType.IdentifyObjectResponse, e =>
+        {
+            var p = AppraiseInfoParser.TryParse(e.Payload.Span);
+            if (p is null || !p.Value.Success) return;
+            // Merge parsed properties into the item if we know about it.
+            if (items.GetItem(p.Value.Guid) is not null)
+                items.UpdateProperties(p.Value.Guid, p.Value.Properties);
+            // Spell book from appraise: for ITEMS (caster / scrolls) this
+            // lists cast-on-use effects; for players (PlayerDescription)
+            // it's the whole learned spellbook. Both mutate the spellbook
+            // by adding any not-yet-known ids.
+            foreach (uint sid in p.Value.SpellBook)
+                spellbook.OnSpellLearned(sid);
+        });
     }
 }