diff --git a/lib/internal/test_runner/reporter/dot.js b/lib/internal/test_runner/reporter/dot.js
index 04799902643817..ae41ba99638d6b 100644
--- a/lib/internal/test_runner/reporter/dot.js
+++ b/lib/internal/test_runner/reporter/dot.js
@@ -19,7 +19,7 @@ module.exports = async function* dot(source) {
     }
 
     if ((type === 'test:fail' || type === 'test:pass') && ++count === columns) {
-	  yield '\n';
+      yield '\n';
       // Getting the line length again in case the terminal was resized.
       columns = getLineLength();
       count = 0;