diff --git a/tasks/install.yaml b/tasks/install.yaml
index 45e4bc6..4f58078 100644
--- a/tasks/install.yaml
+++ b/tasks/install.yaml
@@ -80,7 +80,7 @@
 
     # semaphore
     name: "semaphore-app"
-    image: "docker.io/semaphoreui/semaphore:v2.17.18"
+    image: "docker.io/semaphoreui/semaphore:v2.17.21"
     image_name_mismatch: "recreate"
     restart_policy: "unless-stopped"
     network_mode: "host"