diff --git a/product/ERP5/ERP5Site.py b/product/ERP5/ERP5Site.py
index 35cd435a880b6362b7fd3513bf12fb4430a7f84a..771435bc21c19e291e68c23b73f841210c28e92c 100644
--- a/product/ERP5/ERP5Site.py
+++ b/product/ERP5/ERP5Site.py
@@ -800,6 +800,14 @@ class ERP5Site(FolderMixIn, CMFSite):
     """
     return self._getPortalGroupedTypeList('event')
 
+  security.declareProtected(Permissions.AccessContentsInformation,
+                            'getPortalDivergenceTesterTypeList')
+  def getPortalDivergenceTesterTypeList(self):
+    """
+    Return divergence tester types.
+    """
+    return self._getPortalGroupedTypeList('divergence_tester')
+
   security.declareProtected(Permissions.AccessContentsInformation,
                             'getDefaultModuleId')
   def getDefaultModuleId(self, portal_type, default=MARKER):