diff --git a/client/src/app/instance/documentation/containers/documentation.component.html b/client/src/app/instance/documentation/containers/documentation.component.html
index 26603757cd842616c8dcca1b8d6acc9d4c44d3a6..cb437f3f4af0e15563c19b70834c9151786b50e3 100644
--- a/client/src/app/instance/documentation/containers/documentation.component.html
+++ b/client/src/app/instance/documentation/containers/documentation.component.html
@@ -136,20 +136,20 @@
                         <th id="attribute">attribute</th>
                     </tr>
                     <tr>
-                        <td headers="id 1">1</td>
-                        <td headers="attribute obs_id">obs_id</td>
+                        <td headers="id">1</td>
+                        <td headers="attribute">obs_id</td>
                     </tr>
                     <tr>
-                        <td headers="id 2">2</td>
-                        <td headers="attribute ra">ra</td>
+                        <td headers="id">2</td>
+                        <td headers="attribute">ra</td>
                     </tr>
                     <tr>
-                        <td headers="id 3">3</td>
-                        <td headers="attribute dec">dec</td>
+                        <td headers="id">3</td>
+                        <td headers="attribute">dec</td>
                     </tr>
                     <tr>
-                        <td headers="id 4">4</td>
-                        <td headers="attribute instrument">instrument</td>
+                        <td headers="id">4</td>
+                        <td headers="attribute">instrument</td>
                     </tr>
                 </table>