diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 526f8b8..bea1fb2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,6 @@ jobs:
         uses: actions/github-script@master
         with:
           script: |
-            const core = require('@actions/core')
             core.setOutput('result', 'test')
       - run: |
           if [[ "${{steps.output-set.outputs.result}}" != "test" ]]; then
diff --git a/dist/index.js b/dist/index.js
index be6941a..2b93570 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -9178,7 +9178,7 @@ async function main() {
     const github = new lib_github.GitHub(token, opts);
     const script = Object(core.getInput)('script', { required: true });
     // Using property/value shorthand on `require` (e.g. `{require}`) causes compilatin errors.
-    const result = callAsyncFunction({ require: __webpack_require__(875), github: github, context: lib_github.context }, script);
+    const result = callAsyncFunction({ require: __webpack_require__(875), github: github, context: lib_github.context, core: core }, script);
     let encoding = Object(core.getInput)('result-encoding');
     encoding = encoding ? encoding : 'json';
     let output;
diff --git a/src/main.ts b/src/main.ts
index 18887c4..0f2625f 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -19,7 +19,7 @@ async function main() {
 
   // Using property/value shorthand on `require` (e.g. `{require}`) causes compilatin errors.
   const result = callAsyncFunction(
-    {require: require, github: github, context: context},
+    {require: require, github: github, context: context, core: core},
     script
   )