diff --git a/hippolyzer/lib/base/objects.py b/hippolyzer/lib/base/objects.py
index 06213c0..93172b5 100644
--- a/hippolyzer/lib/base/objects.py
+++ b/hippolyzer/lib/base/objects.py
@@ -42,7 +42,7 @@ class Object(recordclass.RecordClass, use_weakref=True):  # type: ignore
     CRC: Optional[int] = None
     PCode: Optional[tmpls.PCode] = None
     Material: Optional[tmpls.MCode] = None
-    ClickAction: Optional[int] = None
+    ClickAction: Optional[tmpls.ClickAction] = None
     Scale: Optional[Vector3] = None
     ParentID: Optional[int] = None
     # Actually contains a weakref proxy
@@ -243,6 +243,7 @@ def normalize_object_update(block: Block, handle: int):
         "NameValue": block.deserialize_var("NameValue", make_copy=False),
         "TextureAnim": block.deserialize_var("TextureAnim", make_copy=False),
         "ExtraParams": block.deserialize_var("ExtraParams", make_copy=False) or {},
+        "ClickAction": block.deserialize_var("ClickAction", make_copy=False),
         "PSBlock": block.deserialize_var("PSBlock", make_copy=False).value,
         "UpdateFlags": block.deserialize_var("UpdateFlags", make_copy=False),
         "State": block.deserialize_var("State", make_copy=False),
@@ -435,8 +436,8 @@ class FastObjectUpdateCompressedDataDeserializer:
             "PCode": pcode,
             "State": state,
             "CRC": crc,
-            "Material": material,
-            "ClickAction": click_action,
+            "Material": tmpls.MCode(material),
+            "ClickAction": tmpls.ClickAction(click_action),
             "Scale": scale,
             "Position": pos,
             "Rotation": rot,
diff --git a/hippolyzer/lib/base/templates.py b/hippolyzer/lib/base/templates.py
index 1b55552..adc04ef 100644
--- a/hippolyzer/lib/base/templates.py
+++ b/hippolyzer/lib/base/templates.py
@@ -980,6 +980,7 @@ class MCode(IntEnum):
     # What's in the high nybble, anything?
     STONE = 0
     METAL = 1
+    GLASS = 2
     WOOD = 3
     FLESH = 4
     PLASTIC = 5
@@ -1688,6 +1689,24 @@ class SoundFlags(IntFlag):
     STOP = 1 << 5
 
 
+@se.enum_field_serializer("ObjectClickAction", "ObjectData", "ClickAction")
+@se.enum_field_serializer("ObjectUpdate", "ObjectData", "ClickAction")
+class ClickAction(IntEnum):
+    # "NONE" is also used as an alias for "TOUCH"
+    TOUCH = 0
+    SIT = 1
+    BUY = 2
+    PAY = 3
+    OPEN = 4
+    PLAY = 5
+    OPEN_MEDIA = 6
+    ZOOM = 7
+    DISABLED = 8
+    IGNORE = 9
+    # I've seen this in practice, not clear what it is.
+    UNKNOWN = 255
+
+
 class CompressedFlags(IntFlag):
     SCRATCHPAD = 1
     TREE = 1 << 1
@@ -1722,7 +1741,7 @@ class ObjectUpdateCompressedDataSerializer(se.SimpleSubfieldSerializer):
         "State": ObjectStateAdapter(se.U8),
         "CRC": se.U32,
         "Material": se.IntEnum(MCode, se.U8),
-        "ClickAction": se.U8,
+        "ClickAction": se.IntEnum(ClickAction, se.U8),
         "Scale": se.Vector3,
         "Position": se.Vector3,
         "Rotation": se.PackedQuat(se.Vector3),