diff --git a/lib/logger.js b/lib/logger.js
index 045f016..7f93640 100644
--- a/lib/logger.js
+++ b/lib/logger.js
@@ -7,8 +7,8 @@ logger.log = function(level, message) {
     if (typeof message !== 'string') {
       message = JSON.stringify(message);
     }
-    if (process.env.DEBUG_OMISE === 'true') {
-      console.log([level, ': ', message].join('')); // eslint-disable-line
+    if (message && process.env.DEBUG_OMISE === 'true') {
+      console.log([level, ': ', message.replace(/Basic[^"]*/,'[REDACTED]')].join('')); // eslint-disable-line
     }
   }
 };