diff --git a/src/operator/nn/mkldnn/mkldnn_pooling-inl.h b/src/operator/nn/mkldnn/mkldnn_pooling-inl.h
index cfeef80cf7f2..166969fe50c9 100644
--- a/src/operator/nn/mkldnn/mkldnn_pooling-inl.h
+++ b/src/operator/nn/mkldnn/mkldnn_pooling-inl.h
@@ -96,6 +96,7 @@ inline bool SupportMKLDNNPooling(const PoolingParam &param,
     return false;
 
 // need to support pooling convention full 
+// https://issues.apache.org/jira/browse/MXNET-33
 #if 0
   if (((dshape[2] + 2 * param.pad[0] - param.kernel[0]) % param.stride[0] == 0) &&
       ((dshape[3] + 2 * param.pad[1] - param.kernel[1]) % param.stride[1] == 0))