diff --git a/session-file-store/session-file-store-tests.ts b/session-file-store/session-file-store-tests.ts
index b268aea8b0..ffe3c79bee 100644
--- a/session-file-store/session-file-store-tests.ts
+++ b/session-file-store/session-file-store-tests.ts
@@ -1,14 +1,13 @@
 import FileStore = require("session-file-store");
 
-const options:FileStore.Options = {
+const options: FileStore.Options = {
     path: "./tmp/sessions/",
-    logFn:function(a:string) {
-
+    logFn: (a: string) => {
     }
 };
 
 const sessionStore = new FileStore(options);
 
-sessionStore.list(function (err: any, file: Array<string>) {
+sessionStore.list((err: any, file: Array<string>) => {
 
-});
+});
\ No newline at end of file