diff --git a/lib/internal/test_runner/tap_stream.js b/lib/internal/test_runner/tap_stream.js
index efd73e1e9459..d6e883c93588 100644
--- a/lib/internal/test_runner/tap_stream.js
+++ b/lib/internal/test_runner/tap_stream.js
@@ -127,8 +127,12 @@ class TapStream extends Readable {
 // In certain places, # and \ need to be escaped as \# and \\.
 function tapEscape(input) {
   return StringPrototypeReplaceAll(
-    StringPrototypeReplaceAll(input, '\\', '\\\\'), '#', '\\#'
-  );
+            StringPrototypeReplaceAll(
+              StringPrototypeReplaceAll(input, '\\', '\\\\'),
+            '#', '\\#'
+            ),
+          '\n', '\\n'
+					);
 }
 
 function jsToYaml(indent, name, value) {