diff --git a/lib/util.js b/lib/util.js
index 63d6d0f3c865af..02a9b64c90f53e 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -304,7 +304,11 @@ function formatValue(ctx, value, recurseTimes) {
       return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
     }
     if (isDate(value)) {
-      return ctx.stylize(Date.prototype.toISOString.call(value), 'date');
+      if (value.toString() === 'Invalid Date') {
+        return ctx.stylize('Invalid Date', 'date');
+      } else {
+        return ctx.stylize(Date.prototype.toISOString.call(value), 'date');
+      }
     }
     if (isError(value)) {
       return formatError(value);