diff --git a/libs/gltfio/src/extended/AssetLoaderExtended.h b/libs/gltfio/src/extended/AssetLoaderExtended.h
index a803fb4f13..bac61c85f0 100644
--- a/libs/gltfio/src/extended/AssetLoaderExtended.h
+++ b/libs/gltfio/src/extended/AssetLoaderExtended.h
@@ -70,7 +70,8 @@ struct AssetLoaderExtended {
         : mEngine(engine),
           mGltfPath(config.gltfPath),
           mMaterials(materials),
-          mUriDataCache(std::make_shared<UriDataCache>()) {}
+          mUriDataCache(std::make_shared<UriDataCache>()),
+          mCgltfBuffersLoaded(false) {}
 
     ~AssetLoaderExtended() = default;