diff --git a/tools/cosg/cosg.xml b/tools/cosg/cosg.xml
index 8a2451e31a8..57ac71bab92 100644
--- a/tools/cosg/cosg.xml
+++ b/tools/cosg/cosg.xml
@@ -3,6 +3,9 @@
     <macros>
         <import>macros.xml</import>
     </macros>
+    <xrefs>
+        <xref type="bio.tools">cosg</xref>
+    </xrefs>
     <expand macro="requirements">
     </expand>
     <expand macro="version_command"/>