diff --git a/lib/util/logger.js b/lib/util/logger.js
index 0c590b9f4..9cac868d0 100644
--- a/lib/util/logger.js
+++ b/lib/util/logger.js
@@ -133,7 +133,7 @@ logger.cleanup = cleanup;
 logger.logOutput = logOutput;
 logger.getLevel = () => transportsToUse[0].level;
 logger.setLevel = (level) => {
-    transportsToUse.forEach((transport) => transport.level = level);
+    logger.transports.forEach((transport) => transport.level = level);
 };
 
 // winston.config.syslog.levels doesnt have warn, but is required for syslog.