diff --git a/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/copyDataToImpalaCluster.sh b/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/copyDataToImpalaCluster.sh
index a2424a3514..5b6752398e 100644
--- a/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/copyDataToImpalaCluster.sh
+++ b/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/copyDataToImpalaCluster.sh
@@ -7,7 +7,7 @@ then
 fi
 
 #export HADOOP_USER_NAME="dimitris.pierrakos"
-export HADOOP_USER_NAME=$4
+export HADOOP_USER_NAME=$5
 
 function copydb() {
   db=$1
@@ -52,10 +52,10 @@ function copydb() {
 STATS_DB=$1
 MONITOR_DB=$2
 OBSERVATORY_DB=$3
-HADOOP_USER_NAME=$4
-#EXT_DB=$4
+EXT_DB=$4
+HADOOP_USER_NAME=$5
 
-#copydb $EXT_DB
+copydb $EXT_DB
 copydb $STATS_DB
 copydb $MONITOR_DB
 copydb $OBSERVATORY_DB
diff --git a/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/workflow.xml b/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/workflow.xml
index 558b9544fe..31a7a17c55 100644
--- a/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/workflow.xml
+++ b/dhp-workflows/dhp-stats-update/src/main/resources/eu/dnetlib/dhp/oa/graph/stats/oozie_app/workflow.xml
@@ -432,6 +432,7 @@
             <argument>${stats_db_name}</argument>
             <argument>${monitor_db_name}</argument>
             <argument>${observatory_db_name}</argument>
+            <argument>${stats_ext}</argument>
             <argument>${hadoop_user_name}</argument>
             <file>copyDataToImpalaCluster.sh</file>
         </shell>