diff --git a/charts/argocd-image-updater/templates/deployment.yaml b/charts/argocd-image-updater/templates/deployment.yaml
index bc473e93..cfc350ec 100644
--- a/charts/argocd-image-updater/templates/deployment.yaml
+++ b/charts/argocd-image-updater/templates/deployment.yaml
@@ -51,12 +51,6 @@ spec:
                 optional: true
           - name: IMAGE_UPDATER_LOGLEVEL
             value: {{ .Values.config.logLevel }}
-          {{- if .Values.config.customEnvVariables }}
-          {{- range $key, $value := .Values.config.customEnvVariables }}
-          - name: {{ $key }}
-            value: {{ $value | quote }}
-          {{- end }}
-          {{- end }}
           securityContext:
             {{- toYaml .Values.securityContext | nindent 12 }}
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
diff --git a/charts/argocd-image-updater/values.yaml b/charts/argocd-image-updater/values.yaml
index d72d0098..f939137c 100644
--- a/charts/argocd-image-updater/values.yaml
+++ b/charts/argocd-image-updater/values.yaml
@@ -39,10 +39,6 @@ config:
     # -- If specified, use an unencrypted HTTP connection to the ArgoCD API instead of TLS.
     plaintext: false
 
-  customEnvVariables: []
-    # Add some custom variables e.g. set AWS region during retrieve the ECR token
-    # AWS_REGION: us-west-1
-
   # -- ArgoCD Image Update log level
   logLevel: "info"