diff --git a/argocd/manifests/ntfy/configmap.yaml b/argocd/manifests/ntfy/configmap.yaml
new file mode 100644
index 0000000..a205db1
--- /dev/null
+++ b/argocd/manifests/ntfy/configmap.yaml
@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: ntfy-config
+  namespace: ntfy
+data:
+  server.yml: |
+    base-url: https://ntfy.ops.eblu.me
+    upstream-base-url: https://ntfy.sh
diff --git a/argocd/manifests/ntfy/deployment.yaml b/argocd/manifests/ntfy/deployment.yaml
index 144e698..90c1f11 100644
--- a/argocd/manifests/ntfy/deployment.yaml
+++ b/argocd/manifests/ntfy/deployment.yaml
@@ -17,11 +17,14 @@ spec:
       containers:
         - name: ntfy
           image: binwiederhier/ntfy:v2.11.0
-          args: ["serve"]
+          args: ["serve", "--config", "/etc/ntfy/server.yml"]
           ports:
             - containerPort: 80
               name: http
           volumeMounts:
+            - name: config
+              mountPath: /etc/ntfy/server.yml
+              subPath: server.yml
             - name: cache
               mountPath: /var/cache/ntfy
           resources:
@@ -44,5 +47,8 @@ spec:
             initialDelaySeconds: 3
             periodSeconds: 10
       volumes:
+        - name: config
+          configMap:
+            name: ntfy-config
         - name: cache
           emptyDir: {}
diff --git a/argocd/manifests/ntfy/kustomization.yaml b/argocd/manifests/ntfy/kustomization.yaml
index 3e73104..851171f 100644
--- a/argocd/manifests/ntfy/kustomization.yaml
+++ b/argocd/manifests/ntfy/kustomization.yaml
@@ -3,6 +3,7 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 namespace: ntfy
 resources:
+  - configmap.yaml
   - deployment.yaml
   - service.yaml
   - ingress-tailscale.yaml