diff --git a/bitnami/postgresql-ha/CHANGELOG.md b/bitnami/postgresql-ha/CHANGELOG.md
index 97efb9db1b4797..9d36e1a00a23b8 100644
--- a/bitnami/postgresql-ha/CHANGELOG.md
+++ b/bitnami/postgresql-ha/CHANGELOG.md
@@ -1,8 +1,12 @@
 # Changelog
 
-## 15.1.4 (2024-12-23)
+## 15.1.5 (2025-01-10)
 
-* [bitnami/postgresql-ha] Release 15.1.4 ([#31144](https://github.com/bitnami/charts/pull/31144))
+* [bitnami/postgresql-ha] setting ServiceAccount also when is not created by the bitnami chart ([#31293](https://github.com/bitnami/charts/pull/31293))
+
+## <small>15.1.4 (2024-12-23)</small>
+
+* [bitnami/postgresql-ha] Release 15.1.4 (#31144) ([6a0ca8f](https://github.com/bitnami/charts/commit/6a0ca8f0d148a69e005f39bb2bef839ac8fb35ad)), closes [#31144](https://github.com/bitnami/charts/issues/31144)
 
 ## <small>15.1.3 (2024-12-23)</small>
 
diff --git a/bitnami/postgresql-ha/Chart.yaml b/bitnami/postgresql-ha/Chart.yaml
index 475e5b4bd83652..42bbe91cf93820 100644
--- a/bitnami/postgresql-ha/Chart.yaml
+++ b/bitnami/postgresql-ha/Chart.yaml
@@ -40,4 +40,4 @@ maintainers:
 name: postgresql-ha
 sources:
 - https://github.com/bitnami/charts/tree/main/bitnami/postgresql-ha
-version: 15.1.4
+version: 15.1.5
diff --git a/bitnami/postgresql-ha/templates/pgpool/deployment.yaml b/bitnami/postgresql-ha/templates/pgpool/deployment.yaml
index 4bb0ff576592bd..6b268944e93732 100644
--- a/bitnami/postgresql-ha/templates/pgpool/deployment.yaml
+++ b/bitnami/postgresql-ha/templates/pgpool/deployment.yaml
@@ -72,9 +72,7 @@ spec:
       {{- if .Values.pgpool.terminationGracePeriodSeconds }}
       terminationGracePeriodSeconds: {{ .Values.pgpool.terminationGracePeriodSeconds }}
       {{- end }}
-      {{- if .Values.serviceAccount.create }}
       serviceAccountName: {{ include "postgresql-ha.serviceAccountName" . }}
-      {{- end }}
       {{- if or .Values.pgpool.tls.enabled .Values.pgpool.initContainers }}
       initContainers:
       {{- if .Values.pgpool.tls.enabled }}
diff --git a/bitnami/postgresql-ha/templates/postgresql/statefulset.yaml b/bitnami/postgresql-ha/templates/postgresql/statefulset.yaml
index 99aa591255dd14..18f47122933eb2 100644
--- a/bitnami/postgresql-ha/templates/postgresql/statefulset.yaml
+++ b/bitnami/postgresql-ha/templates/postgresql/statefulset.yaml
@@ -74,9 +74,7 @@ spec:
       {{- if .Values.postgresql.podSecurityContext.enabled }}
       securityContext: {{- include "common.compatibility.renderSecurityContext" (dict "secContext" .Values.postgresql.podSecurityContext "context" $) | nindent 8 }}
       {{- end }}
-      {{- if .Values.serviceAccount.create }}
       serviceAccountName: {{ include "postgresql-ha.serviceAccountName" . }}
-      {{- end }}
       hostNetwork: {{ .Values.postgresql.hostNetwork }}
       hostIPC: {{ .Values.postgresql.hostIPC }}
       {{- if or .Values.postgresql.tls.enabled .Values.postgresql.initContainers .Values.postgresql.extraInitContainers (and .Values.volumePermissions.enabled (or (or (not (empty .Values.postgresql.extendedConf)) (not (empty .Values.postgresql.extendedConfCM))) .Values.persistence.enabled)) }}
diff --git a/bitnami/postgresql-ha/templates/postgresql/witness-statefulset.yaml b/bitnami/postgresql-ha/templates/postgresql/witness-statefulset.yaml
index 75c6a5a5b641f9..f42caae0a15e4a 100644
--- a/bitnami/postgresql-ha/templates/postgresql/witness-statefulset.yaml
+++ b/bitnami/postgresql-ha/templates/postgresql/witness-statefulset.yaml
@@ -75,9 +75,7 @@ spec:
       {{- if .Values.witness.podSecurityContext.enabled }}
       securityContext: {{- include "common.compatibility.renderSecurityContext" (dict "secContext" .Values.witness.podSecurityContext "context" $) | nindent 8 }}
       {{- end }}
-      {{- if .Values.serviceAccount.create }}
       serviceAccountName: {{ include "postgresql-ha.serviceAccountName" . }}
-      {{- end }}
       hostNetwork: {{ .Values.witness.hostNetwork }}
       hostIPC: {{ .Values.witness.hostIPC }}
       initContainers: