diff --git a/upgrade/action.yaml b/upgrade/action.yaml
index 76d31413..8719e034 100644
--- a/upgrade/action.yaml
+++ b/upgrade/action.yaml
@@ -75,6 +75,14 @@ inputs:
     description: A boolean to add a Signed-off-by line to the commit message
     required: false
     default: false
+
+  sign-commits:
+    description:
+      A boolean to sign commits. See
+      https://github.com/peter-evans/create-pull-request/blob/main/docs/concepts-guidelines.md#commit-signature-verification-for-bots
+    required: false
+    default: false
+
 outputs:
   pull-request-number:
     description: The pull request number
@@ -147,7 +155,7 @@ runs:
 
     - name: Create Pull Request
       id: cpr
-      uses: peter-evans/create-pull-request@v6
+      uses: peter-evans/create-pull-request@v7
       with:
         title: ${{ inputs.prefix }}${{ env.PR_TITLE }}
         body: ${{ env.PR_DESCRIPTION }}
@@ -160,4 +168,6 @@ runs:
         assignees: ${{ inputs.assignees }}
         reviewers: ${{ inputs.reviewers }}
         token: ${{ inputs.github-token }}
+        branch-token: ${{ inputs.github-token }}
         signoff: ${{ inputs.signoff }}
+        sign-commits: ${{ inputs.sign-commits }}