diff --git a/docs/index.html b/docs/index.html
index 0c606637..49ae9475 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -4669,7 +4669,7 @@ class: healthcheck
   - unhealthy tasks are terminated (i.e. the service is restarted)
 
   - failed deployments can be rolled back automatically
-    <br/>(by setting *at least* the flag `--update-failure action rollback`)
+    <br/>(by setting *at least* the flag `--update-failure-action rollback`)
 
 ---