diff --git a/src/Nazara/Utility/Formats/OBJLoader.cpp b/src/Nazara/Utility/Formats/OBJLoader.cpp
index 90122fc61..23a569337 100644
--- a/src/Nazara/Utility/Formats/OBJLoader.cpp
+++ b/src/Nazara/Utility/Formats/OBJLoader.cpp
@@ -259,6 +259,9 @@ namespace Nz
 
 				indexMapper.Unmap(); // Pour laisser les autres tâches affecter l'index buffer
 
+				if (parameters.optimizeIndexBuffers)
+					indexBuffer->Optimize();
+
 				// Remplissage des vertices
 
 				// Make sure the normal matrix won't rescale our normals