diff --git a/class/defaults.yml b/class/defaults.yml
index 3ad0c150..98016959 100644
--- a/class/defaults.yml
+++ b/class/defaults.yml
@@ -55,7 +55,7 @@ parameters:
       bitnamishell:
         registry: docker.io
         repository: bitnami/os-shell
-        tag: 11-debian-11-r112
+        tag: 12-debian-12-r27
     charts:
       keycloakx:
         source: https://codecentric.github.io/helm-charts
diff --git a/tests/golden/builtin/builtin/builtin/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml b/tests/golden/builtin/builtin/builtin/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml
index 8939927e..1d81dac7 100644
--- a/tests/golden/builtin/builtin/builtin/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml
+++ b/tests/golden/builtin/builtin/builtin/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml
@@ -162,7 +162,7 @@ spec:
               cp /tmp/certs/* /opt/bitnami/postgresql/certs/
               chown -R 1001:1001 /opt/bitnami/postgresql/certs/
               chmod 600 /opt/bitnami/postgresql/certs/tls.key
-          image: docker.io/bitnami/os-shell:11-debian-11-r112
+          image: docker.io/bitnami/os-shell:12-debian-12-r27
           imagePullPolicy: IfNotPresent
           name: init-chmod-data
           resources:
diff --git a/tests/golden/openshift-postgres/openshift-postgres/openshift-postgres/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml b/tests/golden/openshift-postgres/openshift-postgres/openshift-postgres/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml
index 342e35a6..58906989 100644
--- a/tests/golden/openshift-postgres/openshift-postgres/openshift-postgres/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml
+++ b/tests/golden/openshift-postgres/openshift-postgres/openshift-postgres/01_keycloak_helmchart/postgresql/templates/primary/statefulset.yaml
@@ -152,7 +152,7 @@ spec:
             - |
               cp /tmp/certs/* /opt/bitnami/postgresql/certs/
               chmod 600 /opt/bitnami/postgresql/certs/tls.key
-          image: docker.io/bitnami/os-shell:11-debian-11-r112
+          image: docker.io/bitnami/os-shell:12-debian-12-r27
           imagePullPolicy: IfNotPresent
           name: copy-certs
           resources: