diff --git a/tools/itango/start-DS.sh b/tools/itango/start-DS.sh
index 6a1cb5ddf4a39c55df9afee55288e0fe517fa503..90ea2e4657249781af2d098a2adacf5da259b1e5 100755
--- a/tools/itango/start-DS.sh
+++ b/tools/itango/start-DS.sh
@@ -36,9 +36,11 @@ if [ -f ${runThis} ]; then
 else
     myDir=${PWD}/$(dirname ${deviceServer})
 fi
-deviceServerPath=${myDir//${HOME}\//\/hosthome\/}
-if [ -f ${deviceServerPath}/requirements.txt ]; then
+deviceServerPath=${myDir/${HOME}/\/hosthome}
+if [ -f ${myDir}/requirements.txt ]; then
+    echo "Installing required Python modules with pip3..."
     docker exec -it itango pip3 install -r ${deviceServerPath}/requirements.txt
+    echo "Installing required Python modules with pip3 done."
 fi
 
 docker exec -it itango python3 ${deviceServerPath}/${runThis} ${instance} ${@}