diff --git a/lib/bcoin/utils.js b/lib/bcoin/utils.js
index 7e4b3ba8..59adf4ca 100644
--- a/lib/bcoin/utils.js
+++ b/lib/bcoin/utils.js
@@ -403,7 +403,8 @@ utils.hrtime = function hrtime(time) {
     return [sec, ms * 1e6];
   }
 
-  return process.hrtime(time);
+  return Array.isArray(time) && time.length == 2 ?
+    process.hrtime(time) : process.hrtime();
 };
 
 /**