diff --git a/Runtime/Plugins/GLTFSerialization/Schema/MeshPrimitive.cs b/Runtime/Plugins/GLTFSerialization/Schema/MeshPrimitive.cs
index 9c955a544..a9d18f867 100644
--- a/Runtime/Plugins/GLTFSerialization/Schema/MeshPrimitive.cs
+++ b/Runtime/Plugins/GLTFSerialization/Schema/MeshPrimitive.cs
@@ -161,6 +161,9 @@ public static MeshPrimitive Deserialize(GLTFRoot root, JsonReader reader)
 									case "targetNames":
 										primitive.TargetNames = reader.ReadStringList();
 										break;
+									default:
+										primitive.DefaultPropertyDeserializer(root, reader);
+										break;
 								}
 							}
 						}