diff --git a/src/dns/waitfordns.js b/src/dns/waitfordns.js
index 2b593d5bf..582d26e92 100644
--- a/src/dns/waitfordns.js
+++ b/src/dns/waitfordns.js
@@ -83,15 +83,16 @@ async function waitForDns(hostname, zoneName, type, value, options) {
     assert.strictEqual(typeof value, 'string');
     assert(options && typeof options === 'object'); // { interval: 5000, times: 50000 }
 
-    debug(`waitForDns: ${hostname} to be ${value} in zone ${zoneName}`);
+    debug(`waitForDns: waiting for ${hostname} to be ${value} in zone ${zoneName}`);
 
     await promiseRetry(Object.assign({ debug }, options), async function () {
         const nameservers = await dig.resolve(zoneName, 'NS', { timeout: 5000 });
         if (!nameservers) throw new BoxError(BoxError.EXTERNAL_ERROR, 'Unable to get nameservers');
+        debug(`waitForDns: nameservers are ${JSON.stringify(nameservers)}`);
 
         for (const nameserver of nameservers) {
             const synced = await isChangeSynced(hostname, type, value, nameserver);
-            debug('waitForDns: %s %s ns: %j', hostname, synced ? 'done' : 'not done', nameservers);
+            debug(`waitForDns: ${hostname} at ns ${nameserver}: ${synced ? 'done' : 'not done'} `);
             if (!synced) throw new BoxError(BoxError.EXTERNAL_ERROR, 'ETRYAGAIN');
         }
     });