--- a/plotEnrichment.xml	Tue Apr 02 08:13:06 2019 -0400
+++ b/plotEnrichment.xml	Wed May 29 09:43:25 2019 -0400
@@ -29,6 +29,10 @@
             #end if
 
             #if $advancedOpt.showAdvancedOpt == "yes"
+                #if $advancedOpt.attributeKey:
+                    --attributeKey '$advancedOpt.attributeKey'
+                #end if
+
                 #if $advancedOpt.labels and str($advancedOpt.labels).strip() != "":
                     --labels $advancedOpt.labels
                 #end if
@@ -84,6 +88,11 @@
         <expand macro="input_image_file_format" />
 
         <expand macro="advancedOpt_scaffold">
+            <param argument="--attributeKey" type="text" optional="true" label="Optional attribute key"
+                help="Instead of deriving the feature label from the feature column, use the value of the given
+                attribute key. For example, the gene_biotype. Note that 'None' is used for BED files
+                or entries where the attributeKey is not found." />
+
             <param argument="--plotHeight" type="integer" value="20" min="3"
                 label="Plot height"
                 help="Height in cm. The default for the plot height is 20 centimeters. The minimum value is 3 cm." />