diff --git a/logger/index.js b/logger/index.js
index b501e9c..18552a9 100644
--- a/logger/index.js
+++ b/logger/index.js
@@ -10,12 +10,12 @@
 const { createLogger, format, transports } = require('winston');
 const { combine, timestamp, errors, json } = format;
 
-const showStack = process.env.LOG_ERROR_OPTS ? { stack: process.env.LOG_ERROR_OPTS } : {};
+const errorOptions = process.env.LOG_ERROR_OPTS ? JSON.parse(process.env.LOG_ERROR_OPTS) : {};
 const logger = createLogger({
     level: process.env.LOG_LEVEL || 'info',
     format: combine(
         timestamp(),
-        errors(showStack),
+        errors(errorOptions),
         json()
     ),
     transports: [