diff --git a/src/lib/getInput.ts b/src/lib/getInput.ts
index 52fc61e..880c4d0 100644
--- a/src/lib/getInput.ts
+++ b/src/lib/getInput.ts
@@ -120,8 +120,7 @@ class GetInput {
    * @returns {boolean}
    */
   _hasPreviousConfigInFile(): boolean {
-    const filePath = `${__dirname}/${commonConfig.configFile}`;
-    const configData = readJsonFile(filePath);
+    const configData = readJsonFile(commonConfig.configFile);
 
     let pass = true;
     for (const key in USER_CONFIGS) {
diff --git a/src/lib/util.ts b/src/lib/util.ts
index 7b568ee..10865e8 100644
--- a/src/lib/util.ts
+++ b/src/lib/util.ts
@@ -66,10 +66,10 @@ export function getPathSuffixFromUrl(url: string): string {
   return urlParts.slice(1).join('/');
 }
 
-export function readJsonFile(filePath: string): any {
+export function readJsonFile(fileName: string): any {
   let fileContent = null;
   try {
-    const data = fs.readFileSync(filePath, 'utf-8');
+    const data = fs.readFileSync(fileName, 'utf-8');
     fileContent = JSON.parse(data);
   } catch (err) {
     // console.log(err);
diff --git a/src/terraform/main.ts b/src/terraform/main.ts
index 3acdb4f..694851e 100644
--- a/src/terraform/main.ts
+++ b/src/terraform/main.ts
@@ -7,8 +7,7 @@ import commonConfig from '../config/common.json';
 
 const app = new App();
 
-const filePath = `${__dirname}/${commonConfig.configFile}`;
-const userInput = readJsonFile(filePath);
+const userInput = readJsonFile(commonConfig.configFile);
 
 new BackendStack(app, commonConfig.backendStackName, {
   accessKey: userInput.aws.accessKeyId,