diff --git a/action.yml b/action.yml
index 6a65523..c306a7b 100644
--- a/action.yml
+++ b/action.yml
@@ -21,6 +21,9 @@ inputs:
       The author name and email address in the format `Display Name <email@address.com>`.
       Defaults to the user who triggered the workflow run.
     default: '${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>'
+  signoff:
+    description: 'Add `Signed-off-by` line by the committer at the end of the commit log message.'
+    default: false
   branch:
     description: 'The pull request branch name.'
     default: 'create-pull-request/patch'
@@ -56,9 +59,6 @@ inputs:
   draft:
     description: 'Create a draft pull request'
     default: false
-  signoff:
-    description: 'Add "Signed-off-by" to commit message'
-    default: false
 outputs:
   pull-request-number:
     description: 'The pull request number'
diff --git a/src/create-pull-request.ts b/src/create-pull-request.ts
index 29a0e4a..23e00c6 100644
--- a/src/create-pull-request.ts
+++ b/src/create-pull-request.ts
@@ -11,6 +11,7 @@ export interface Inputs {
   commitMessage: string
   committer: string
   author: string
+  signoff: boolean
   branch: string
   branchSuffix: string
   base: string
@@ -23,7 +24,6 @@ export interface Inputs {
   teamReviewers: string[]
   milestone: number
   draft: boolean
-  signoff: boolean
 }
 
 export async function createPullRequest(inputs: Inputs): Promise<void> {
diff --git a/src/main.ts b/src/main.ts
index 1766428..7e7b017 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -11,6 +11,7 @@ async function run(): Promise<void> {
       commitMessage: core.getInput('commit-message'),
       committer: core.getInput('committer'),
       author: core.getInput('author'),
+      signoff: core.getInput('signoff') === 'true',
       branch: core.getInput('branch'),
       branchSuffix: core.getInput('branch-suffix'),
       base: core.getInput('base'),
@@ -22,8 +23,7 @@ async function run(): Promise<void> {
       reviewers: utils.getInputAsArray('reviewers'),
       teamReviewers: utils.getInputAsArray('team-reviewers'),
       milestone: Number(core.getInput('milestone')),
-      draft: core.getInput('draft') === 'true',
-      signoff: core.getInput('signoff') === 'true'
+      draft: core.getInput('draft') === 'true'
     }
     core.debug(`Inputs: ${inspect(inputs)}`)