diff --git a/db_structure.xml b/db_structure.xml
index d29dcb46f8..94567b4d53 100644
--- a/db_structure.xml
+++ b/db_structure.xml
@@ -432,10 +432,8 @@
 
    <field>
     <name>configvalue</name>
-    <type>text</type>
-    <default></default>
+    <type>clob</type>
     <notnull>true</notnull>
-    <length>255</length>
    </field>
 
   </declaration>