diff --git a/code/Exporter.cpp b/code/Exporter.cpp
index 215fa671c..5e5f2711a 100644
--- a/code/Exporter.cpp
+++ b/code/Exporter.cpp
@@ -139,9 +139,9 @@ Exporter::ExportFormatEntry gExporters[] =
 
 #ifndef ASSIMP_BUILD_NO_GLTF_EXPORTER
     Exporter::ExportFormatEntry( "gltf", "GL Transmission Format", "gltf", &ExportSceneGLTF,
-        aiProcess_JoinIdenticalVertices | aiProcess_SortByPType),
+        aiProcess_JoinIdenticalVertices /*| aiProcess_SortByPType*/),
     Exporter::ExportFormatEntry( "glb", "GL Transmission Format (binary)", "glb", &ExportSceneGLB,
-        aiProcess_JoinIdenticalVertices | aiProcess_SortByPType),
+        aiProcess_JoinIdenticalVertices /*| aiProcess_SortByPType*/),
 #endif
 
 #ifndef ASSIMP_BUILD_NO_ASSBIN_EXPORTER