diff --git a/tools/tertiary-analysis/pyscenic/pyscenic_aucell.xml b/tools/tertiary-analysis/pyscenic/pyscenic_aucell.xml
index e9c079ba..108a6f6e 100644
--- a/tools/tertiary-analysis/pyscenic/pyscenic_aucell.xml
+++ b/tools/tertiary-analysis/pyscenic/pyscenic_aucell.xml
@@ -4,6 +4,7 @@
         <import>macros.xml</import>
     </macros>
     <expand macro="requirements"/>
+    <expand macro="xrefs"/>
     <command><![CDATA[
         ln -s '${expression_mtx_fname}' expr_mat.loom &&
         ln -s '${signatures_fname}' regulons.tsv &&