diff --git a/packages/cache/src/internal/cacheUtils.ts b/packages/cache/src/internal/cacheUtils.ts
index 30538e24..da4b8d81 100644
--- a/packages/cache/src/internal/cacheUtils.ts
+++ b/packages/cache/src/internal/cacheUtils.ts
@@ -67,7 +67,7 @@ export async function unlinkFile(filePath: fs.PathLike): Promise<void> {
   return util.promisify(fs.unlink)(filePath)
 }
 
-export async function getVersion(app: string): Promise<string> {
+async function getVersion(app: string): Promise<string> {
   core.debug(`Checking ${app} --version`)
   let versionOutput = ''
   try {