diff --git a/lib/aws-efs.js b/lib/aws-efs.js
index 5e557f7..45e6cbf 100644
--- a/lib/aws-efs.js
+++ b/lib/aws-efs.js
@@ -5,7 +5,7 @@ let client
 async function lookupStorageClass (tag) {
 
     if (!client) {
-        const client = new EFSClient()
+        client = new EFSClient()
     }
 
     const fsCommand = new DescribeFileSystemsCommand()