diff --git a/website/docs/9-cli-reference/uc_scale.md b/website/docs/9-cli-reference/uc_scale.md
index 4445721c..a48b346d 100644
--- a/website/docs/9-cli-reference/uc_scale.md
+++ b/website/docs/9-cli-reference/uc_scale.md
@@ -4,7 +4,7 @@ Scale a replicated service by changing the number of replicas.
 
 ## Synopsis
 
-Scale a replicated service by changing the number of replicas. Scaling down requires confirmation.
+Scale a replicated service by changing the number of replicas.
 
 ```
 uc scale SERVICE REPLICAS [flags]
@@ -14,6 +14,8 @@ uc scale SERVICE REPLICAS [flags]
 
 ```
   -h, --help   help for scale
+  -y, --yes    Auto-confirm scaling plan. Should be explicitly set when running non-interactively,
+               e.g., in CI/CD pipelines. [$UNCLOUD_AUTO_CONFIRM]
 ```
 
 ## Options inherited from parent commands
diff --git a/website/docs/9-cli-reference/uc_service_scale.md b/website/docs/9-cli-reference/uc_service_scale.md
index 1b1a4007..32d1f791 100644
--- a/website/docs/9-cli-reference/uc_service_scale.md
+++ b/website/docs/9-cli-reference/uc_service_scale.md
@@ -4,7 +4,7 @@ Scale a replicated service by changing the number of replicas.
 
 ## Synopsis
 
-Scale a replicated service by changing the number of replicas. Scaling down requires confirmation.
+Scale a replicated service by changing the number of replicas.
 
 ```
 uc service scale SERVICE REPLICAS [flags]
@@ -14,6 +14,8 @@ uc service scale SERVICE REPLICAS [flags]
 
 ```
   -h, --help   help for scale
+  -y, --yes    Auto-confirm scaling plan. Should be explicitly set when running non-interactively,
+               e.g., in CI/CD pipelines. [$UNCLOUD_AUTO_CONFIRM]
 ```
 
 ## Options inherited from parent commands