diff --git a/source/behavior/entities/1.13.0/components/minecraft.navigation.walk.json b/source/behavior/entities/1.13.0/components/minecraft.navigation.walk.json
index 91513bb6..5030bdc8 100644
--- a/source/behavior/entities/1.13.0/components/minecraft.navigation.walk.json
+++ b/source/behavior/entities/1.13.0/components/minecraft.navigation.walk.json
@@ -33,7 +33,14 @@
       "type": "array",
       "description": "Tells the pathfinder which blocks to avoid when creating a path",
       "title": "Blocks To Avoid",
-      "items": { "title": "Block", "description": "UNDOCUMENTATED", "$ref": "../../../../general/block/identifier.json" }
+      "items": {
+        "title": "Block",
+        "description": "UNDOCUMENTATED",
+        "oneOf": [
+          { "type": "string", "$ref": "../../../../general/block/identifier.json" },
+          { "type": "object", "title": "UNDOCUMENTATED", "properties": { "name": { "$ref": "../../../../general/block/identifier.json" } } }
+        ]
+      }
     },
     "can_breach": {
       "type": "boolean",