diff --git a/simulation/include/pcl/simulation/model.h b/simulation/include/pcl/simulation/model.h
index b3ba935ac6e..2a6b5d4b4e5 100644
--- a/simulation/include/pcl/simulation/model.h
+++ b/simulation/include/pcl/simulation/model.h
@@ -58,7 +58,7 @@ namespace pcl
     };
 
     typedef std::vector<Vertex> Vertices;
-    typedef std::vector<size_t> Indices;
+    typedef std::vector<GLuint> Indices;
 
     class Model
     {