diff --git a/workflow/engine/config/schema.xml b/workflow/engine/config/schema.xml
index 74d40bc8e..2419ba032 100644
--- a/workflow/engine/config/schema.xml
+++ b/workflow/engine/config/schema.xml
@@ -589,6 +589,9 @@
         <unique name="INDEX_DYN_ID">
             <unique-column name="DYN_ID"/>
         </unique>
+        <index name="INDEX_PRO_UID">
+            <index-column name="PRO_UID"/>
+        </index>
         <validator column="DYN_TYPE">
             <rule name="validValues" value="xmlform|grid" message="Please select a valid dynaform type."/>
         </validator>
diff --git a/workflow/engine/data/mysql/schema.sql b/workflow/engine/data/mysql/schema.sql
index a0a1b1d13..f78a95cd0 100644
--- a/workflow/engine/data/mysql/schema.sql
+++ b/workflow/engine/data/mysql/schema.sql
@@ -269,7 +269,8 @@ CREATE TABLE `DYNAFORM`
 	`DYN_VERSION` INTEGER  NOT NULL,
 	`DYN_UPDATE_DATE` DATETIME,
 	PRIMARY KEY (`DYN_UID`),
-	UNIQUE KEY `INDEX_DYN_ID` (`DYN_ID`)
+	UNIQUE KEY `INDEX_DYN_ID` (`DYN_ID`),
+	KEY `INDEX_PRO_UID`(`PRO_UID`)
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8' COMMENT='Forms required';
 #-----------------------------------------------------------------------------
 #-- GROUPWF