diff --git a/charts/argo-cd/Chart.yaml b/charts/argo-cd/Chart.yaml
index 5d4aad14..01ad0b08 100644
--- a/charts/argo-cd/Chart.yaml
+++ b/charts/argo-cd/Chart.yaml
@@ -3,7 +3,7 @@ appVersion: v2.5.2
 kubeVersion: ">=1.22.0-0"
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 5.13.6
+version: 5.13.7
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 sources:
@@ -23,4 +23,4 @@ dependencies:
     condition: redis-ha.enabled
 annotations:
   artifacthub.io/changes: |
-    - "[Changed]: Upgrade Argo CD to 2.5.2"
+    - "[Fixed]: Use raw json format for cluster credentials for Vault plugin compatibility"
diff --git a/charts/argo-cd/templates/argocd-configs/cluster-secrets.yaml b/charts/argo-cd/templates/argocd-configs/cluster-secrets.yaml
index fce3211e..7438d029 100644
--- a/charts/argo-cd/templates/argocd-configs/cluster-secrets.yaml
+++ b/charts/argo-cd/templates/argocd-configs/cluster-secrets.yaml
@@ -26,6 +26,5 @@ stringData:
   clusterResources: {{ .clusterResources | quote }}
     {{- end }}
   {{- end }}
-  config: |
-    {{- required "A valid .Values.configs.clusterCredentials[].config entry is required!" .config | toPrettyJson | nindent 4 }}
+  config: {{ required "A valid .Values.configs.clusterCredentials[].config entry is required!" .config | toRawJson }}
 {{- end }}