diff --git a/.gitignore b/.gitignore
index 8d921392b62b3d5f3a83ca8ffd8a1b3e5ea75806..b4d2712ffc56779caf95f45f833828f5d69783f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,8 +43,7 @@
 /redis
 /elasticsearch
 
-# ignore Helm lockfile, dependency charts, and local values file
-/chart/Chart.lock
+# ignore Helm dependency charts
 /chart/charts/*.tgz
 
 # Ignore Apple files
diff --git a/chart/Chart.lock b/chart/Chart.lock
new file mode 100644
index 0000000000000000000000000000000000000000..7ed405bf79ad451b7233bf5499f666d454c3b861
--- /dev/null
+++ b/chart/Chart.lock
@@ -0,0 +1,12 @@
+dependencies:
+- name: elasticsearch
+  repository: https://charts.bitnami.com/bitnami
+  version: 12.8.2
+- name: postgresql
+  repository: https://charts.bitnami.com/bitnami
+  version: 8.10.14
+- name: redis
+  repository: https://charts.bitnami.com/bitnami
+  version: 10.9.0
+digest: sha256:9e423aa9a7a46f49e44f0411d61afd685eedf4475752a2b1a24a86a83b0752d0
+generated: "2021-02-16T17:10:49.594247-08:00"
diff --git a/chart/Chart.yaml b/chart/Chart.yaml
index d72b7df1a37ce16893b4ba8719ca6949109e1ed3..72d710a050d7c0d888f474bf03afac05b6ca961b 100644
--- a/chart/Chart.yaml
+++ b/chart/Chart.yaml
@@ -24,13 +24,13 @@ appVersion: 3.3.0
 
 dependencies:
   - name: elasticsearch
-    version: "12.x.x"
+    version: 12.8.2
     repository: https://charts.bitnami.com/bitnami
     condition: elasticsearch.enabled
   - name: postgresql
-    version: "8.x.x"
+    version: 8.10.14
     repository: https://charts.bitnami.com/bitnami
     condition: postgresql.enabled
   - name: redis
-    version: "10.x.x"
+    version: 10.9.0
     repository: https://charts.bitnami.com/bitnami