diff --git a/bt5/erp5_base/CategoryTemplateItem/portal_categories/update_frequency.xml b/bt5/erp5_base/CategoryTemplateItem/portal_categories/update_frequency.xml
new file mode 100644
index 0000000000000000000000000000000000000000..f7147e750890a8b4ab1526572cbdaf1c703767bc
--- /dev/null
+++ b/bt5/erp5_base/CategoryTemplateItem/portal_categories/update_frequency.xml
@@ -0,0 +1,143 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <global name="BaseCategory" module="Products.ERP5Type.Document.BaseCategory"/>
+        <tuple/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_Add_portal_content_Permission</string> </key>
+            <value>
+              <tuple>
+                <string>Assignor</string>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>_Add_portal_folders_Permission</string> </key>
+            <value>
+              <tuple>
+                <string>Assignor</string>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>_Copy_or_Move_Permission</string> </key>
+            <value>
+              <tuple>
+                <string>Assignor</string>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>_Delete_objects_Permission</string> </key>
+            <value>
+              <tuple>
+                <string>Assignor</string>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>_Modify_portal_content_Permission</string> </key>
+            <value>
+              <tuple>
+                <string>Assignee</string>
+                <string>Assignor</string>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>_count</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>_mt_index</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAM=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>_tree</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAQ=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>acquisition_base_category</string> </key>
+            <value>
+              <tuple>
+                <string>parent</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>acquisition_portal_type</string> </key>
+            <value> <string>python:[\'URL Crawler\']</string> </value>
+        </item>
+        <item>
+            <key> <string>categories</string> </key>
+            <value>
+              <tuple>
+                <string>update_frequency</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>update_frequency</string> </value>
+        </item>
+        <item>
+            <key> <string>last_id</string> </key>
+            <value> <string>5</string> </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Base Category</string> </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Update Frequency</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Length" module="BTrees.Length"/>
+    </pickle>
+    <pickle> <int>0</int> </pickle>
+  </record>
+  <record id="3" aka="AAAAAAAAAAM=">
+    <pickle>
+      <global name="OOBTree" module="BTrees._OOBTree"/>
+    </pickle>
+    <pickle>
+      <none/>
+    </pickle>
+  </record>
+  <record id="4" aka="AAAAAAAAAAQ=">
+    <pickle>
+      <global name="OOBTree" module="BTrees._OOBTree"/>
+    </pickle>
+    <pickle>
+      <none/>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_base/bt/revision b/bt5/erp5_base/bt/revision
index cc34bb3975c2c622d2868aad1a3eea2b95b00862..773855c9134819580181947087b9b794043f3ae8 100644
--- a/bt5/erp5_base/bt/revision
+++ b/bt5/erp5_base/bt/revision
@@ -1 +1 @@
-805
+810
\ No newline at end of file
diff --git a/bt5/erp5_base/bt/template_base_category_list b/bt5/erp5_base/bt/template_base_category_list
index 9386e83d9ebf62949c10f0529344e86b9d46dc51..414f53d0a486f4a2d4634fb5d33d7706f3ee0bf8 100644
--- a/bt5/erp5_base/bt/template_base_category_list
+++ b/bt5/erp5_base/bt/template_base_category_list
@@ -43,4 +43,5 @@ source_region
 subordination
 successor
 trade_phase
+update_frequency
 use
\ No newline at end of file