diff --git a/app.js b/app.js
index 207dfee..f61ee49 100644
--- a/app.js
+++ b/app.js
@@ -32,11 +32,11 @@ global.logger = createLogger({
     format: combine(
         errors({stack: true}),
         timestamp(),
-        // printf((a/* {level, message, timestamp, stack} */) => {
-        //     //console.dir(a, {depth: 9});
-        //     return `${timestamp} ${level}: ${message}`;
-        // })
-        prettyPrint()
+        printf(({level, message, timestamp, stack}) => {
+            //console.dir(a, {depth: 9});
+            return `${timestamp} ${level}: ${message} \n ${stack != undefinde ? stack : ''}`;
+        })
+        // prettyPrint()
     ),
     transports: [
         new transports.Console({