diff --git a/docs/content/en/docs-dev/user-guide/plan-preview.md b/docs/content/en/docs-dev/user-guide/plan-preview.md
index bcfb8eb20e..a0c1d167b2 100644
--- a/docs/content/en/docs-dev/user-guide/plan-preview.md
+++ b/docs/content/en/docs-dev/user-guide/plan-preview.md
@@ -38,7 +38,7 @@ pipectl plan-preview \
   --repo-remote-url={ REPO_REMOTE_GIT_SSH_URL } \
   --head-branch={ HEAD_BRANCH } \
   --head-commit={ HEAD_COMMIT } \
-  --base-branch={ HEAD_BRANCH }
+  --base-branch={ BASE_BRANCH }
 ```
 
 You can run it locally or integrate it to your CI system to run automatically when a new pull request is opened/updated. Use `--help` to see more options.
diff --git a/docs/content/en/docs-v0.18.x/user-guide/plan-preview.md b/docs/content/en/docs-v0.18.x/user-guide/plan-preview.md
index bcfb8eb20e..a0c1d167b2 100644
--- a/docs/content/en/docs-v0.18.x/user-guide/plan-preview.md
+++ b/docs/content/en/docs-v0.18.x/user-guide/plan-preview.md
@@ -38,7 +38,7 @@ pipectl plan-preview \
   --repo-remote-url={ REPO_REMOTE_GIT_SSH_URL } \
   --head-branch={ HEAD_BRANCH } \
   --head-commit={ HEAD_COMMIT } \
-  --base-branch={ HEAD_BRANCH }
+  --base-branch={ BASE_BRANCH }
 ```
 
 You can run it locally or integrate it to your CI system to run automatically when a new pull request is opened/updated. Use `--help` to see more options.
diff --git a/docs/content/en/docs-v0.20.x/user-guide/plan-preview.md b/docs/content/en/docs-v0.20.x/user-guide/plan-preview.md
index bcfb8eb20e..a0c1d167b2 100644
--- a/docs/content/en/docs-v0.20.x/user-guide/plan-preview.md
+++ b/docs/content/en/docs-v0.20.x/user-guide/plan-preview.md
@@ -38,7 +38,7 @@ pipectl plan-preview \
   --repo-remote-url={ REPO_REMOTE_GIT_SSH_URL } \
   --head-branch={ HEAD_BRANCH } \
   --head-commit={ HEAD_COMMIT } \
-  --base-branch={ HEAD_BRANCH }
+  --base-branch={ BASE_BRANCH }
 ```
 
 You can run it locally or integrate it to your CI system to run automatically when a new pull request is opened/updated. Use `--help` to see more options.
diff --git a/docs/content/en/docs-v0.21.x/user-guide/plan-preview.md b/docs/content/en/docs-v0.21.x/user-guide/plan-preview.md
index bcfb8eb20e..a0c1d167b2 100644
--- a/docs/content/en/docs-v0.21.x/user-guide/plan-preview.md
+++ b/docs/content/en/docs-v0.21.x/user-guide/plan-preview.md
@@ -38,7 +38,7 @@ pipectl plan-preview \
   --repo-remote-url={ REPO_REMOTE_GIT_SSH_URL } \
   --head-branch={ HEAD_BRANCH } \
   --head-commit={ HEAD_COMMIT } \
-  --base-branch={ HEAD_BRANCH }
+  --base-branch={ BASE_BRANCH }
 ```
 
 You can run it locally or integrate it to your CI system to run automatically when a new pull request is opened/updated. Use `--help` to see more options.
diff --git a/docs/content/en/docs/user-guide/plan-preview.md b/docs/content/en/docs/user-guide/plan-preview.md
index bcfb8eb20e..a0c1d167b2 100644
--- a/docs/content/en/docs/user-guide/plan-preview.md
+++ b/docs/content/en/docs/user-guide/plan-preview.md
@@ -38,7 +38,7 @@ pipectl plan-preview \
   --repo-remote-url={ REPO_REMOTE_GIT_SSH_URL } \
   --head-branch={ HEAD_BRANCH } \
   --head-commit={ HEAD_COMMIT } \
-  --base-branch={ HEAD_BRANCH }
+  --base-branch={ BASE_BRANCH }
 ```
 
 You can run it locally or integrate it to your CI system to run automatically when a new pull request is opened/updated. Use `--help` to see more options.