diff --git a/src/testdir/test86.ok b/src/testdir/test86.ok
index a4f1ac4..05d1943 100644
--- a/src/testdir/test86.ok
+++ b/src/testdir/test86.ok
@@ -444,7 +444,7 @@
 sys.stdout.write(None):TypeError:('coercing to Unicode: need string or buffer, NoneType found',)
 >> OutputWriteLines
 sys.stdout.writelines(None):TypeError:("'NoneType' object is not iterable",)
-sys.stdout.writelines([1]):TypeError:('writelines() requires list of strings',)
+sys.stdout.writelines([1]):TypeError:('coercing to Unicode: need string or buffer, int found',)
 > VimCommand
 vim.command(1):TypeError:('must be string, not int',)
 > VimToPython