diff --git a/src/vision_utils.h b/src/vision_utils.h
index df9631e4aa99cf3717bc94d5a8d47b631fb5fe2c..2ae117b4a14f71caef517e318cedbf768947b098 100644
--- a/src/vision_utils.h
+++ b/src/vision_utils.h
@@ -212,7 +212,7 @@ struct FeatureIdxMap_GreaterThan// : public std::binary_function<Scalar, Scalar,
 };
 typedef std::multimap<Scalar, size_t, FeatureIdxMap_GreaterThan> FeatureIdxMap;
 
-VU_STRUCT_PTR_TYPEDEFS(FeatureIdxGrid);
+VU_PTR_TYPEDEFS(FeatureIdxGrid);
 
 class FeatureIdxGrid {