diff --git a/lib/datasource/npm/get.js b/lib/datasource/npm/get.js
index 90a4b8817138d4eaf30748d6dc22d635f0c2ad4a..a242eb89161a54860cb55776b25cdf74c98f5956 100644
--- a/lib/datasource/npm/get.js
+++ b/lib/datasource/npm/get.js
@@ -264,7 +264,7 @@ async function getDependency(name, maxRetries = 5) {
       await delay(5000 / retries);
       return getDependency(name, retries - 1);
     }
-    logger.warn({ err, depName: name }, 'npm registry failure');
+    logger.warn({ err, regUrl, depName: name }, 'npm registry failure');
     throw new Error('registry-failure');
   }
 }