diff --git a/lib/util.js b/lib/util.js
index 95c69248e07282..3a5a3d06533f83 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -598,9 +598,8 @@ function formatValue(ctx, value, recurseTimes) {
 
 
 function formatNumber(ctx, value) {
-  // Format -0 as '-0'. Strict equality won't distinguish 0 from -0,
-  // so instead we use the fact that 1 / -0 < 0 whereas 1 / 0 > 0 .
-  if (value === 0 && 1 / value < 0)
+  // Format -0 as '-0'. Strict equality won't distinguish 0 from -0.
+  if (Object.is(value, -0))
     return ctx.stylize('-0', 'number');
   return ctx.stylize('' + value, 'number');
 }