diff --git a/ippisite/ippidb/templates/compound_t_list.html b/ippisite/ippidb/templates/compound_t_list.html
index 81a0e9695731f2b01b4cf2d59e1133047243b847..c84cacbbe76bc31e673d70d1c6f98be537f5bd0a 100644
--- a/ippisite/ippidb/templates/compound_t_list.html
+++ b/ippisite/ippidb/templates/compound_t_list.html
@@ -106,7 +106,10 @@
           <label><input type="checkbox" name="field" value="tpsa" class="mr-1" {% if 'tpsa' in fields %}checked="checked"{% endif %} />Topological Polar Surface Area (TPSA)</label>
         </div>
         <div class="row">
-          <label><input type="checkbox" name="field" value="nb_rotatable_bonds" class="mr-1" {% if 'tpsa' in fields %}checked="checked"{% endif %} />Number of rotatable bonds</label>
+          <label><input type="checkbox" name="field" value="nb_rotatable_bonds" class="mr-1" {% if 'nb_rotatable_bonds' in fields %}checked="checked"{% endif %} />Number of rotatable bonds</label>
+        </div>
+        <div class="row">
+          <label><input type="checkbox" name="field" value="nb_aromatic_sssr" class="mr-1" {% if 'nb_aromatic_sssr' in fields %}checked="checked"{% endif %} />Number of aromatic Smallest Set of System Rings (SSSR)</label>
         </div>
         <div class="row">
           <label><input type="checkbox" name="field" value="families" class="mr-1" {% if 'families' in fields %}checked="checked"{% endif %} />PPI families</label>