diff --git a/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_email.xml b/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_email.xml
index 0a17c0d9571735f260c13088061ae915223d26de..e7887e865975367ce8ad60c6170902ed1d010f8f 100644
--- a/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_email.xml
+++ b/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_email.xml
@@ -65,7 +65,7 @@
         </item>
         <item>
             <key> <string>src</string> </key>
-            <value> <string>DROP TABLE email;</string> </value>
+            <value> <string>DROP TABLE IF EXISTS email;</string> </value>
         </item>
         <item>
             <key> <string>template</string> </key>
@@ -99,7 +99,7 @@
                     </item>
                     <item>
                         <key> <string>raw</string> </key>
-                        <value> <string>DROP TABLE email;</string> </value>
+                        <value> <string>DROP TABLE IF EXISTS email;</string> </value>
                     </item>
                   </dictionary>
                 </state>
diff --git a/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_versioning.catalog_keys.xml b/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_versioning.catalog_keys.xml
new file mode 100644
index 0000000000000000000000000000000000000000..baf9e92bd9cb1bbddb85ec9c117a4081fc024068
--- /dev/null
+++ b/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_versioning.catalog_keys.xml
@@ -0,0 +1,5 @@
+<catalog_method>
+ <item key="sql_clear_catalog" type="int">
+  <value>1</value>
+ </item>
+</catalog_method>
\ No newline at end of file
diff --git a/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_versioning.xml b/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_versioning.xml
new file mode 100644
index 0000000000000000000000000000000000000000..e3da84b730b05fa96bc6b02abc740a06696605b0
--- /dev/null
+++ b/bt5/erp5_dms_mysql_innodb_catalog/CatalogMethodTemplateItem/portal_catalog/erp5_mysql_innodb/z0_drop_versioning.xml
@@ -0,0 +1,116 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <tuple>
+        <tuple>
+          <string>Products.ZSQLMethods.SQL</string>
+          <string>SQL</string>
+        </tuple>
+        <none/>
+      </tuple>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>__ac_local_roles__</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>_arg</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="Args" module="Shared.DC.ZRDB.Aqueduct"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>_data</string> </key>
+                        <value>
+                          <dictionary/>
+                        </value>
+                    </item>
+                    <item>
+                        <key> <string>_keys</string> </key>
+                        <value>
+                          <list/>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_owner</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>arguments_src</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>connection_id</string> </key>
+            <value> <string>erp5_sql_connection</string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>z0_drop_versioning</string> </value>
+        </item>
+        <item>
+            <key> <string>src</string> </key>
+            <value> <string>DROP TABLE IF EXISTS versioning;</string> </value>
+        </item>
+        <item>
+            <key> <string>template</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="SQL" module="Shared.DC.ZRDB.DA"/>
+                </klass>
+                <none/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>__name__</string> </key>
+                        <value> <string encoding="cdata"><![CDATA[
+
+<string>
+
+]]></string> </value>
+                    </item>
+                    <item>
+                        <key> <string>_vars</string> </key>
+                        <value>
+                          <dictionary/>
+                        </value>
+                    </item>
+                    <item>
+                        <key> <string>globals</string> </key>
+                        <value>
+                          <dictionary/>
+                        </value>
+                    </item>
+                    <item>
+                        <key> <string>raw</string> </key>
+                        <value> <string>DROP TABLE IF EXISTS versioning;</string> </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string></string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/bt5/erp5_dms_mysql_innodb_catalog/bt/revision b/bt5/erp5_dms_mysql_innodb_catalog/bt/revision
index ed1c32452c82045b5b92e77f233b34d1c422dc04..9d0f8afde3ef28a15d12427a8d96dd43d6952fd9 100644
--- a/bt5/erp5_dms_mysql_innodb_catalog/bt/revision
+++ b/bt5/erp5_dms_mysql_innodb_catalog/bt/revision
@@ -1 +1 @@
-575
\ No newline at end of file
+578
\ No newline at end of file
diff --git a/bt5/erp5_dms_mysql_innodb_catalog/bt/template_catalog_method_id_list b/bt5/erp5_dms_mysql_innodb_catalog/bt/template_catalog_method_id_list
index a064019ca9ab3cd7a1de2a4639fea80ffd282209..58ea2429e43f65421740c3ccd96c1d844018fe09 100644
--- a/bt5/erp5_dms_mysql_innodb_catalog/bt/template_catalog_method_id_list
+++ b/bt5/erp5_dms_mysql_innodb_catalog/bt/template_catalog_method_id_list
@@ -2,6 +2,7 @@ erp5_mysql_innodb/SQLCatalog_makeAdvancedSearchQuery
 erp5_mysql_innodb/SQLCatalog_makeQuickSearchQuery
 erp5_mysql_innodb/z0_drop_email
 erp5_mysql_innodb/z0_drop_subject
+erp5_mysql_innodb/z0_drop_versioning
 erp5_mysql_innodb/z0_uncatalog_email
 erp5_mysql_innodb/z0_uncatalog_subject
 erp5_mysql_innodb/z0_uncatalog_versioning