diff --git a/benchmark/common.js b/benchmark/common.js
index 3f7abf7363281d..28a317b9a1d7a4 100644
--- a/benchmark/common.js
+++ b/benchmark/common.js
@@ -267,7 +267,7 @@ class Benchmark {
 function nanoSecondsToString(bigint) {
   const str = bigint.toString();
   const decimalPointIndex = str.length - 9;
-  if (decimalPointIndex < 0) {
+  if (decimalPointIndex <= 0) {
     return `0.${'0'.repeat(-decimalPointIndex)}${str}`;
   }
   return `${str.slice(0, decimalPointIndex)}.${str.slice(decimalPointIndex)}`;