--- a/macros.xml	Sun Sep 12 19:49:12 2021 +0000
+++ b/macros.xml	Fri Nov 26 15:55:11 2021 +0000
@@ -1,5 +1,5 @@
 <macros>
-    <token name="@VERSION_SUFFIX@">0</token>
+    <token name="@VERSION_SUFFIX@">1</token>
     <!-- The ESet inspector/constructor and MuSiC tool can have
          independent Galaxy versions but should reference the same
          package version always. -->
@@ -15,11 +15,11 @@
         <validator type="regex" message="FORMAT terms separated by commas">^(([A-Za-z0-9+_ -]+)\s?,?)*$</validator>
     </xml>
     <xml name="validator_text" >
-        <validator type="regex" message="No commas allowed">^(([A-Za-z0-9+_ -]+)\s?)*$</validator>
+        <validator type="regex" message="No commas allowed">^(([A-Za-z0-9+_ -]+)\s?)+$</validator>
     </xml>
     <xml name="celltypes_macro" >
         <param name="celltypes" type="text" optional="true" value=""
-               label="Comma list of cell types to use from scRNA dataset" help="If NULL, then use all cell types." >
+               label="Comma list of cell types to use from scRNA dataset" help="If blank, then use all available cell types." >
             <expand macro="validator_index_identifiers" />
         </param>
     </xml>