diff --git a/src/fourier/details/euclidian_maps.hpp b/src/fourier/details/euclidian_maps.hpp
index 1e82a90..2e6d5bb 100644
--- a/src/fourier/details/euclidian_maps.hpp
+++ b/src/fourier/details/euclidian_maps.hpp
@@ -179,9 +179,9 @@ namespace CosmoTool
       assert(dk.size() == indata.num_dimensions()); 
       plane_size = 1;
       alleven = true;
-      for (int q = 1; q < indims.size(); q++) {
-        plane_size *= m_dims[q];
-        alleven = alleven && ((indims[q]%2)==0);
+      for (int q = 1; q < this->m_dims.size(); q++) {
+        plane_size *= this->m_dims[q];
+        alleven = alleven && ((this->m_dims[q]%2)==0);
       }
     }
 
diff --git a/src/hdf5_array.hpp b/src/hdf5_array.hpp
index 68c3dcb..98ea28f 100644
--- a/src/hdf5_array.hpp
+++ b/src/hdf5_array.hpp
@@ -150,7 +150,7 @@ namespace CosmoTool {
   template<typename ArrayType>
   void hdf5_write_array(H5::CommonFG& fg, const std::string& data_set_name, const ArrayType& data )
   {
-      typedef typename ArrayType::value_type T;
+      typedef typename ArrayType::element T;
       get_hdf5_data_type<T> hdf_data_type;
       
       hdf5_write_array(fg, data_set_name, data, hdf_data_type.type());