diff --git a/testdata/testinput5 b/testdata/testinput5
index 74fe6d5..a55fb32 100644
--- a/testdata/testinput5
+++ b/testdata/testinput5
@@ -3,6 +3,8 @@
 # results in 8-bit, 16-bit, and 32-bit modes are excluded (see tests 10 and
 # 12).
 
+#newline_default lf any anycrlf
+
 # PCRE2 and Perl disagree about the characteristics of certain Unicode
 # characters. For example, 061C is considered by Perl to be Arabic, though
 # is it not listed as such in the Unicode Scripts.txt file, and 2066-2069 are
diff --git a/testdata/testoutput5 b/testdata/testoutput5
index 9fb2ee7..30bfb02 100644
--- a/testdata/testoutput5
+++ b/testdata/testoutput5
@@ -3,6 +3,8 @@
 # results in 8-bit, 16-bit, and 32-bit modes are excluded (see tests 10 and
 # 12).
 
+#newline_default lf any anycrlf
+
 # PCRE2 and Perl disagree about the characteristics of certain Unicode
 # characters. For example, 061C is considered by Perl to be Arabic, though
 # is it not listed as such in the Unicode Scripts.txt file, and 2066-2069 are