diff --git a/Chart.lock b/Chart.lock
index a40418a..5d48181 100644
--- a/Chart.lock
+++ b/Chart.lock
@@ -4,9 +4,9 @@ dependencies:
   version: 12.12.10
 - name: postgresql-ha
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 11.9.4
+  version: 12.3.1
 - name: redis-cluster
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 9.1.3
-digest: sha256:6bda620320a05a5ea4efb4189a86d30092aeb0a6f3e0009538f4bea312af0863
-generated: "2023-11-14T00:08:15.790217865Z"
+digest: sha256:f0dc6b0142ec7bb8e7f89a48e04aca1912017f408e845db0f8b686f1217b9c7e
+generated: "2023-12-01T00:12:50.856889705Z"
diff --git a/Chart.yaml b/Chart.yaml
index da438be..196d5c9 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -41,7 +41,7 @@ dependencies:
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql-ha/Chart.yaml
   - name: postgresql-ha
     repository: oci://registry-1.docker.io/bitnamicharts
-    version: 11.9.4
+    version: 12.3.1
     condition: postgresql-ha.enabled
   # https://github.com/bitnami/charts/blob/main/bitnami/redis-cluster/Chart.yaml
   - name: redis-cluster
diff --git a/unittests/dependency-major-image-check.yaml b/unittests/dependency-major-image-check.yaml
index f50d58c..db33ed7 100644
--- a/unittests/dependency-major-image-check.yaml
+++ b/unittests/dependency-major-image-check.yaml
@@ -15,7 +15,7 @@ tests:
         matchRegex:
           path: spec.template.spec.containers[0].image
           # IN CASE OF AN INTENTIONAL MAJOR BUMP, ADJUST THIS TEST
-          pattern: ^docker.io/bitnami/postgresql-repmgr:15.+$
+          pattern: ^docker.io/bitnami/postgresql-repmgr:16.+$
   - it: "[postgresql] ensures we detect major image version upgrades"
     template: charts/postgresql/templates/primary/statefulset.yaml
     set: