diff --git a/include/cutlass/conv/threadblock/conv2d_wgrad_activation_tile_access_iterator_optimized.h b/include/cutlass/conv/threadblock/conv2d_wgrad_activation_tile_access_iterator_optimized.h
index 7762d619..eb8398a5 100644
--- a/include/cutlass/conv/threadblock/conv2d_wgrad_activation_tile_access_iterator_optimized.h
+++ b/include/cutlass/conv/threadblock/conv2d_wgrad_activation_tile_access_iterator_optimized.h
@@ -74,7 +74,7 @@ public:
   using TensorCoord = typename Layout::TensorCoord;
   using Index = typename Layout::Index;
   using LongIndex = typename Layout::LongIndex;
-  static IteratorAlgorithm const kIteratorAlgorithm = conv::IteratorAlgorithm::kAnalytic;
+  static IteratorAlgorithm const kIteratorAlgorithm = conv::IteratorAlgorithm::kOptimized;
   static StrideSupport const kStrideSupport = conv::StrideSupport::kStrided;
   static int const kConvDim = 2;
   using ConvProblemSize = typename conv::Conv2dProblemSize;