diff --git a/action.yml b/action.yml
index 40faca1..2a1ce2e 100644
--- a/action.yml
+++ b/action.yml
@@ -34,4 +34,4 @@ outputs:
     value: ${{ steps.process-inputs.outputs.build-dir }}
 runs:
   using: node20
-  main: dist/index.mjs
+  main: dist/action.mjs
diff --git a/dist/index.mjs b/dist/action.mjs
similarity index 100%
rename from dist/index.mjs
rename to dist/action.mjs
diff --git a/rollup.config.js b/rollup.config.js
index fc82c23..5119846 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -2,7 +2,7 @@ import { nodeResolve } from "@rollup/plugin-node-resolve";
 import typescript from "@rollup/plugin-typescript";
 
 export default {
-  input: "src/index.ts",
+  input: "src/action.ts",
   output: {
     dir: "dist",
     entryFileNames: "[name].mjs",
diff --git a/src/index.ts b/src/action.ts
similarity index 100%
rename from src/index.ts
rename to src/action.ts