diff --git a/workflow/engine/config/schema.xml b/workflow/engine/config/schema.xml
index fb0cde013..3a6440982 100755
--- a/workflow/engine/config/schema.xml
+++ b/workflow/engine/config/schema.xml
@@ -365,6 +365,16 @@
       <rule name="maxLength" value="5" message="Language can be no larger than ${value} in size"/>
       <rule name="required" message="Language is required."/>
     </validator>
+    <index name="indexUidLang">
+      <index-column name="CON_ID"/>
+      <index-column name="CON_LANG"/>
+    </index>
+    <index name="indexCatParUidLang">
+      <index-column name="CON_CATEGORY"/>
+      <index-column name="CON_PARENT"/>
+      <index-column name="CON_ID"/>
+      <index-column name="CON_LANG"/>
+    </index>
     <index name="indexUid">
       <index-column name="CON_ID"/>
       <index-column name="CON_CATEGORY"/>
diff --git a/workflow/engine/data/mysql/schema.sql b/workflow/engine/data/mysql/schema.sql
index 13078cd90..044ba5c37 100755
--- a/workflow/engine/data/mysql/schema.sql
+++ b/workflow/engine/data/mysql/schema.sql
@@ -176,6 +176,8 @@ CREATE TABLE `CONTENT`
 	`CON_LANG` VARCHAR(10) default '' NOT NULL,
 	`CON_VALUE` MEDIUMTEXT  NOT NULL,
 	PRIMARY KEY (`CON_CATEGORY`,`CON_PARENT`,`CON_ID`,`CON_LANG`),
+    KEY `indexUidLang`(`CON_ID`, `CON_LANG`),
+    KEY `indexCatParUidLang`(`CON_CATEGORY`, `CON_PARENT`, `CON_ID`, `CON_LANG`),
 	KEY `indexUid`(`CON_ID`, `CON_CATEGORY`, `CON_LANG`)
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8';
 #-----------------------------------------------------------------------------