diff --git a/src/authutil.ts b/src/authutil.ts
index aaebdfd2..e7457215 100644
--- a/src/authutil.ts
+++ b/src/authutil.ts
@@ -33,7 +33,7 @@ function writeRegistryToFile(
   }
 
   core.debug(`Setting auth in ${fileLocation}`);
-  let newContents: string = '';
+  let newContents = '';
   if (fs.existsSync(fileLocation)) {
     const curContents: string = fs.readFileSync(fileLocation, 'utf8');
     curContents.split(os.EOL).forEach((line: string) => {
@@ -49,7 +49,7 @@ function writeRegistryToFile(
   const registryString: string = scope
     ? `${scope}:registry=${registryUrl}`
     : `registry=${registryUrl}`;
-  const alwaysAuthString: string = `always-auth=${alwaysAuth}`;
+  const alwaysAuthString = `always-auth=${alwaysAuth}`;
   newContents += `${authString}${os.EOL}${registryString}${os.EOL}${alwaysAuthString}`;
   fs.writeFileSync(fileLocation, newContents);
   core.exportVariable('NPM_CONFIG_USERCONFIG', fileLocation);