diff --git a/deployment/scripts/cluster.upgrade.sh b/deployment/scripts/cluster.upgrade.sh
index 2502a778a..1aec2cf18 100755
--- a/deployment/scripts/cluster.upgrade.sh
+++ b/deployment/scripts/cluster.upgrade.sh
@@ -7,7 +7,13 @@ SCRIPT_DIR=$(dirname $SCRIPT_PATH)
 # configuration
 CONFIGURATION=${CONFIGURATION:-"example"}
 KUBECONFIG=${KUBECONFIG:-${SCRIPT_DIR}/../configurations/${CONFIGURATION}/kubeconfig.yaml}
-VALUES=${SCRIPT_DIR}/../configurations/${CONFIGURATION}/kubernetes/values.yaml
+VALUES=${SCRIPT_DIR}/../configurations/${CONFIGURATION}/kubernetes/values.
+DOCKERHUB_OCELOT_TAG=${DOCKERHUB_OCELOT_TAG:-"latest"}
 
 # upgrade with helm
-helm --kubeconfig=${KUBECONFIG} upgrade ocelot --values ${VALUES} ${SCRIPT_DIR}/../src/kubernetes/ --debug --timeout 10m
\ No newline at end of file
+helm --kubeconfig=${KUBECONFIG} upgrade ocelot \
+  --values ${VALUES} \
+  --set appVersion="${DOCKERHUB_OCELOT_TAG}"
+  ${SCRIPT_DIR}/../src/kubernetes/ \
+  --debug \
+  --timeout 10m
\ No newline at end of file