diff --git a/charts/argo-cd/Chart.yaml b/charts/argo-cd/Chart.yaml
index 321bd352..40aed46f 100644
--- a/charts/argo-cd/Chart.yaml
+++ b/charts/argo-cd/Chart.yaml
@@ -3,7 +3,7 @@ appVersion: v2.6.1
 kubeVersion: ">=1.22.0-0"
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 5.20.3
+version: 5.20.4
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 sources:
@@ -23,5 +23,5 @@ dependencies:
     condition: redis-ha.enabled
 annotations:
   artifacthub.io/changes: |
-    - kind: changed
-      description: Upgrade Argo CD to 2.6.1
+    - kind: fixed
+      description: Fixed invalid ApplicationSet progressive sync parameter
diff --git a/charts/argo-cd/templates/argocd-applicationset/deployment.yaml b/charts/argo-cd/templates/argocd-applicationset/deployment.yaml
index 82324f4d..ff99bd07 100644
--- a/charts/argo-cd/templates/argocd-applicationset/deployment.yaml
+++ b/charts/argo-cd/templates/argocd-applicationset/deployment.yaml
@@ -136,7 +136,7 @@ spec:
             - name: ARGOCD_APPLICATIONSET_CONTROLLER_ENABLE_PROGRESSIVE_SYNCS
               valueFrom:
                 configMapKeyRef:
-                  key: applicationsetcontroller.enable.progressive.rollouts
+                  key: applicationsetcontroller.enable.progressive.syncs
                   name: argocd-cmd-params-cm
                   optional: true
           {{- with .Values.applicationSet.extraEnvFrom }}