diff --git a/.github/workflows/assign-milestones.js b/.github/workflows/assign-milestones.js
index 3872524..2f777a2 100644
--- a/.github/workflows/assign-milestones.js
+++ b/.github/workflows/assign-milestones.js
@@ -13,7 +13,7 @@
 // it's move to a project column for the first time - being assigned to the project
 // and showing in project's backlog is not enough.
 
-module.exports = ({github, context}) => {
+module.exports = async ({github, context}) => {
    
     const restapi = github.rest
 
diff --git a/.github/workflows/assign-milestones.yml b/.github/workflows/assign-milestones.yml
index afa468c..f300639 100644
--- a/.github/workflows/assign-milestones.yml
+++ b/.github/workflows/assign-milestones.yml
@@ -43,4 +43,4 @@ jobs:
             //           current working directory.
 
             const script = require('./.github/workflows/assign-milestones.js')
-            script({github, context})
+            await script({github, context})