diff --git a/src/logging/NullLogger.js b/src/logging/NullLogger.js
index 3b9e4ca3..b9e5e72b 100644
--- a/src/logging/NullLogger.js
+++ b/src/logging/NullLogger.js
@@ -20,6 +20,8 @@ export class NullLogger {
         this._item = new NullLogItem();
     }
 
+    log() {}
+
     run(_, callback) {
         return callback(this._item);    
     }