diff --git a/.gitignore b/.gitignore
index 6200d0a..22b7fa6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 charts/
 node_modules/
-Chart.lock
 .DS_Store
diff --git a/Chart.lock b/Chart.lock
new file mode 100644
index 0000000..245110d
--- /dev/null
+++ b/Chart.lock
@@ -0,0 +1,15 @@
+dependencies:
+- name: memcached
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
+  version: 5.9.0
+- name: mysql
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
+  version: 6.14.10
+- name: postgresql
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
+  version: 10.3.17
+- name: mariadb
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
+  version: 9.3.6
+digest: sha256:08f967276fa0c083e9756a974a9791a487a71be0a226dc14351b3e5a2641e8fd
+generated: "2022-06-11T12:18:36.672047+02:00"
diff --git a/Chart.yaml b/Chart.yaml
index d26b4ad..9ffd730 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -32,18 +32,18 @@ maintainers:
 # Bitnami charts are served from GitHub CDN - See https://github.com/bitnami/charts/issues/10539 for details
 dependencies:
 - name: memcached
-  repository: https://raw.githubusercontent.com/bitnami/charts/eb5f9a9513d987b519f0ecd732e7031241c50328/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 5.9.0
   condition: memcached.enabled
 - name: mysql
-  repository: https://raw.githubusercontent.com/bitnami/charts/eb5f9a9513d987b519f0ecd732e7031241c50328/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 6.14.10
   condition: mysql.enabled
 - name: postgresql
-  repository: https://raw.githubusercontent.com/bitnami/charts/eb5f9a9513d987b519f0ecd732e7031241c50328/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 10.3.17
   condition: postgresql.enabled
 - name: mariadb
-  repository: https://raw.githubusercontent.com/bitnami/charts/eb5f9a9513d987b519f0ecd732e7031241c50328/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 9.3.6
   condition: mariadb.enabled