diff --git a/portainer/docker-compose.yml b/portainer/docker-compose.yml
index aef9bc5..0be8285 100644
--- a/portainer/docker-compose.yml
+++ b/portainer/docker-compose.yml
@@ -27,7 +27,7 @@ services:
       - ${APP_DATA_DIR}/data/docker:/data
 
   portainer:
-    image: portainer/portainer-ce:2.21.3@sha256:ff9ac3a6e57fb94a489bd3cc02bb0da3887cb2aa6ddbde3e429b1da2bd5826d5
+    image: portainer/portainer-ce:2.21.4@sha256:f2a7f5abd4735f9cd91563c6134e014b15168c4018beea87f1eec9d9618b2ad4
     command: --host unix:///var/run/docker.sock --admin-password-file=/default-password
     restart: on-failure
     volumes:
diff --git a/portainer/umbrel-app.yml b/portainer/umbrel-app.yml
index ef31c0d..e8a1871 100644
--- a/portainer/umbrel-app.yml
+++ b/portainer/umbrel-app.yml
@@ -2,7 +2,7 @@ manifestVersion: 1
 id: portainer
 category: developer
 name: Portainer
-version: "2.21.3"
+version: "2.21.4"
 tagline: Run custom Docker containers on your Umbrel
 description: >-
   ⚠️ Make sure to only use named Docker volumes for your stacks and containers. Data in bind-mounted volumes
@@ -51,10 +51,11 @@ path: ""
 defaultUsername: "admin"
 defaultPassword: "changeme"
 releaseNotes: >-
-  This update includes improvements to stability and performance, as well as some bug fixes:
+  This update includes improvements to stability and performance:
 
-    - Improved home page search performance, addressing slow response times in certain environments
-    - Fixed an issue where the CRL (Certificate Revocation List) request timeout may be too short, causing potential connection issues
+    - Improved Edge environment status monitoring and error reporting
+    - Enhanced service management for Docker Swarm environments
+    - Added compatibility improvements for future Docker versions
 
 
   Full release notes are found at https://github.com/portainer/portainer/releases.