diff --git a/nimpretty/tester.nim b/nimpretty/tester.nim
index 6d329f3972..041e7edd89 100644
--- a/nimpretty/tester.nim
+++ b/nimpretty/tester.nim
@@ -23,7 +23,7 @@ proc test(infile, ext: string) =
   let nimFile = splitFile(infile).name
   let expected = dir / "expected" / nimFile & ".nim"
   let produced = dir / nimFile.changeFileExt(ext)
-  if strip(readFile(expected)) != strip(readFile(produced)):
+  if readFile(expected) != readFile(produced):
     echo "FAILURE: files differ: ", nimFile
     discard execShellCmd("diff -uNdr " & expected & " " & produced)
     failures += 1