diff --git a/index.js b/index.js
index 8f0bbbf..88fe514 100644
--- a/index.js
+++ b/index.js
@@ -1,3 +1,4 @@
+const core = require('@actions/core')
 const { Toolkit } = require('actions-toolkit')
 const { execSync } = require('child_process')
 
@@ -6,8 +7,6 @@ Toolkit.run(async tools => {
   const pkg = tools.getPackageJSON()
   const event = tools.context.payload
 
-  console.log('info', tools.arguments)
-
   const messages = event.commits.map(commit => commit.message + '\n' + commit.body)
 
   const commitMessage = 'version bump to'
@@ -24,6 +23,8 @@ Toolkit.run(async tools => {
     version = 'minor'
   }
 
+  const tagPrefix = core.getInput('tag-prefix')
+
   try {
     const current = pkg.version.toString()
     // set git user
diff --git a/package-lock.json b/package-lock.json
index decbd04..896eaeb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,11 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@actions/core": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.2.0.tgz",
+      "integrity": "sha512-ZKdyhlSlyz38S6YFfPnyNgCDZuAF2T0Qv5eHflNWytPS8Qjvz39bZFMry9Bb/dpSnqWcNeav5yM2CTYpJeY+Dw=="
+    },
     "@babel/code-frame": {
       "version": "7.5.5",
       "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.5.5.tgz",
diff --git a/package.json b/package.json
index f614022..432305f 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,7 @@
     "test": "jest"
   },
   "dependencies": {
+    "@actions/core": "^1.2.0",
     "actions-toolkit": "^2.2.0",
     "yargs": "^14.2.0"
   },