diff --git a/lam/docs/modules-specification.htm b/lam/docs/modules-specification.htm
index c7332293..ad015035 100644
--- a/lam/docs/modules-specification.htm
+++ b/lam/docs/modules-specification.htm
@@ -491,12 +491,17 @@ description:</span> short descriptive name</li>
 help:</span> help ID</li>
   <li><span style="font-weight: bold;"><span style="font-style: italic;">string</span>
 example:</span> example value</li>
+  <li><span style="font-weight: bold;"><span style="font-style: italic;">string</span>
+values:</span> possible input values<span style="font-style: italic;"> </span><span
+ style="font-weight: bold; font-style: italic;">(optional)</span><br>
+  </li>
   <li><span style="font-weight: bold;"><span style="font-style: italic;">boolean</span>
 required:</span> true, if user must set a value for this column <span
  style="font-weight: bold; font-style: italic;">(optional, default:
 "false")</span><br>
   </li>
-  <li><span style="font-weight: bold;">boolean unique:</span> true if
+  <li><span style="font-weight: bold;"><span style="font-style: italic;">boolean</span>
+unique:</span> true if
 all values of this column must be different values <span
  style="font-style: italic; font-weight: bold;">(optional, default:
 "false")</span><br>