diff --git a/source/behavior/blocks/format/components/geometry.json b/source/behavior/blocks/format/components/geometry.json
index d180da2f..69a29f7c 100644
--- a/source/behavior/blocks/format/components/geometry.json
+++ b/source/behavior/blocks/format/components/geometry.json
@@ -4,18 +4,8 @@
   "description": "The description identifier of the geometry file to use to render this block. This identifier must match an existing geometry identifier in any of the currently loaded resource packs.",
   "oneOf": [
     {
-      "type": "string"
-    },
-    {
-      "type": "object",
-      "properties": {
-        "identifier": {
-          "title": "Identifier",
-          "description": "The description identifier of the geometry file to use to render this block. This identifier must match an existing geometry identifier in any of the currently loaded resource packs.",
-          "type": "string",
-          "enum": ["minecraft:geometry.full_block", "minecraft:geometry.cross"]
-        }
-      }
+      "type": "string",
+      "pattern": "[a-zA-Z0-9_\\.:\\=]"
     },
     {
       "type": "object",
@@ -25,7 +15,8 @@
         "identifier": {
           "title": "Identifier",
           "description": "The description identifier of the geometry file to use to render this block. This identifier must match an existing geometry identifier in any of the currently loaded resource packs.",
-          "type": "string"
+          "type": "string",
+          "pattern": "[a-zA-Z0-9_\\.:\\=]"
         },
         "bone_visibility": {
           "title": "Bone Visibility",