diff --git a/org/qmckl_nucleus.org b/org/qmckl_nucleus.org
index 634fb46..e570e99 100644
--- a/org/qmckl_nucleus.org
+++ b/org/qmckl_nucleus.org
@@ -80,7 +80,7 @@ int main() {
   | ~nn_distance_rescaled_date~ | int64_t          | Date when Nucleus-nucleus rescaled distances were computed   |
   | ~repulsion~                 | double           | Nuclear repulsion energy                                     |
   | ~repulsion_date~            | int64_t          | Date when the nuclear repulsion energy was computed          |
-  | ~en_pot~                    | double           | Electron-nucleus potential energy                            |
+  | ~en_pot~                    | double[walk_num] | Electron-nucleus potential energy                            |
   | ~en_pot_date~               | int64_t          | Date when the electron-nucleus potential energy was computed |
 
 ** Data structure
@@ -1338,7 +1338,7 @@ end function qmckl_compute_en_potential_f
     #+end_src
 
 *** Test
-
+    
 * End of files                                                     :noexport:
 
   #+begin_src c :tangle (eval h_private_type)