--- a/cluster_profiler.xml	Wed Mar 07 09:37:57 2018 -0500
+++ b/cluster_profiler.xml	Wed Mar 14 12:40:35 2018 -0400
@@ -65,7 +65,7 @@
             <when value="file" >
                 <param name="file" type="data" format="txt,tabular" label="Choose a file that contains your list of IDs" help="" />
                 <param name="header" type="boolean" checked="true" truevalue="true" falsevalue="false" label="Does your input file contain header?" />
-                <param name="ncol" type="text" label="The column number of IDs to map" help='For example, fill in "c1" if it is the first column, "c2" if it is the second column and so on' />                
+                <param name="ncol" type="text" value="c1" label="The column number of IDs to map" help='For example, fill in "c1" if it is the first column, "c2" if it is the second column and so on' />                
             </when>
         </conditional>
         <conditional name="idti" >