--- a/Marea/marea_cluster.xml	Wed Nov 07 07:07:46 2018 -0500
+++ b/Marea/marea_cluster.xml	Wed Nov 07 07:16:37 2018 -0500
@@ -3,8 +3,11 @@
     <macros>
         <import>marea_macros.xml</import>
     </macros>
-    <expand macro="requirements" />
     <requirements>
+        <requirement type="package">pandas</requirement>
+        <requirement type="package">scipy</requirement>
+        <requirement type="package">cobrapy</requirement>
+        <requirement type="package">python-libsbml</requirement>
         <requirement type="package">scikit-learn</requirement>
         <requirement type="package">matplotlib</requirement>
     </requirements>
@@ -32,7 +35,7 @@
     </command>
     <inputs>
         <conditional name="cond_rule">
-            <expand macro="options" />
+            <expand macro="options"/>
             <when value="Custom">
                 <param name="Custom_rules" type="data" format="tabular, csv, tsv, xml" label="Custom rules" />
             </when>