diff --git a/docker/Airflow/Dockerfile b/docker/Airflow/Dockerfile
index bf72444..97f2dd6 100644
--- a/docker/Airflow/Dockerfile
+++ b/docker/Airflow/Dockerfile
@@ -15,7 +15,7 @@
 # limitations under the License.
 #######################################################################################
 
-FROM apache/airflow:2.5.2-python3.10
+FROM apache/airflow:2.5.3-python3.10
 USER root
 RUN DEBIAN_FRONTEND=noninteractive apt-get --yes update && \
     DEBIAN_FRONTEND=noninteractive apt-get --yes install \
diff --git a/installers/install_ngsa.sh b/installers/install_ngsa.sh
index c8db90e..4ccd54d 100755
--- a/installers/install_ngsa.sh
+++ b/installers/install_ngsa.sh
@@ -16,7 +16,7 @@
 set +eux
 
 # Helm chart 1.6.0 correspondes to Airflow 2.3.0
-AIRFLOW_HELM_VERSION=1.6.0
+AIRFLOW_HELM_VERSION=1.9.0
 PROMPUSHGW_HELM_VERSION=1.18.2
 ALERTMANAGER_HELM_VERSION=0.22.0