diff --git a/charts/argocd-notifications/Chart.yaml b/charts/argocd-notifications/Chart.yaml
index 02d935de..cfbdfc6e 100644
--- a/charts/argocd-notifications/Chart.yaml
+++ b/charts/argocd-notifications/Chart.yaml
@@ -3,7 +3,7 @@ appVersion: 0.7.0
 description: A Helm chart for ArgoCD notifications, an add-on to ArgoCD.
 name: argocd-notifications
 type: application
-version: 1.0.2
+version: 1.0.3
 home: https://github.com/argoproj/argo-helm
 icon: https://raw.githubusercontent.com/argoproj/argo/master/docs/assets/argo.png
 keywords:
diff --git a/charts/argocd-notifications/templates/secret.yaml b/charts/argocd-notifications/templates/secret.yaml
index 26612dfa..fd6a6a98 100644
--- a/charts/argocd-notifications/templates/secret.yaml
+++ b/charts/argocd-notifications/templates/secret.yaml
@@ -12,5 +12,7 @@ stringData:
     slack:
       token: {{ .Values.secret.notifiers.slack.token }}
       username: {{ .Values.secret.notifiers.slack.username }}
+      icon: {{ .Values.secret.notifiers.slack.icon }}
+      signingSecret: {{ .Values.secret.notifiers.slack.signingSecret }}
 {{- end }}
 {{ end }}
diff --git a/charts/argocd-notifications/values.yaml b/charts/argocd-notifications/values.yaml
index 993b75bb..78511894 100644
--- a/charts/argocd-notifications/values.yaml
+++ b/charts/argocd-notifications/values.yaml
@@ -35,6 +35,11 @@ secret:
       token:
       # Optional override username
       username:
+      # Optional override icon
+      icon:
+      # Options override signingSecret: https://argoproj-labs.github.io/argocd-notifications/recipients/slack-bot/
+      signingSecret:
+
 
 resources: {}
   # limits: