diff --git a/t/105_esc_slash.t b/t/105_esc_slash.t
index 495766e..f9f5334 100644
--- a/t/105_esc_slash.t
+++ b/t/105_esc_slash.t
@@ -1,15 +1,15 @@
-
-use Test::More;
-use strict;
-BEGIN { plan tests => 2 };
-BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
-use JSON -support_by_pp;
-#########################
-
-my $json = JSON->new->allow_nonref;
-
-my $js = '/';
-
-is($json->encode($js), '"/"');
-is($json->escape_slash->encode($js), '"\/"');
-
+
+use Test::More;
+use strict;
+BEGIN { plan tests => 2 };
+BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
+use JSON -support_by_pp;
+#########################
+
+my $json = JSON->new->allow_nonref;
+
+my $js = '/';
+
+is($json->encode($js), '"/"');
+is($json->escape_slash->encode($js), '"\/"');
+
diff --git a/t/106_allow_barekey.t b/t/106_allow_barekey.t
index 042e0bd..ee31c46 100644
--- a/t/106_allow_barekey.t
+++ b/t/106_allow_barekey.t
@@ -1,19 +1,19 @@
-
-use Test::More;
-use strict;
-BEGIN { plan tests => 2 };
-BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
-use JSON -support_by_pp;
-#########################
-
-my $json = JSON->new->allow_nonref;
-
-eval q| $json->decode('{foo:"bar"}') |;
-
-ok($@); # in XS and PP, the error message differs.
-
-$json->allow_barekey;
-
-is($json->decode('{foo:"bar"}')->{foo}, 'bar');
-
-
+
+use Test::More;
+use strict;
+BEGIN { plan tests => 2 };
+BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
+use JSON -support_by_pp;
+#########################
+
+my $json = JSON->new->allow_nonref;
+
+eval q| $json->decode('{foo:"bar"}') |;
+
+ok($@); # in XS and PP, the error message differs.
+
+$json->allow_barekey;
+
+is($json->decode('{foo:"bar"}')->{foo}, 'bar');
+
+
diff --git a/t/107_allow_singlequote.t b/t/107_allow_singlequote.t
index b1f6a6c..740a60b 100644
--- a/t/107_allow_singlequote.t
+++ b/t/107_allow_singlequote.t
@@ -1,20 +1,20 @@
-
-use Test::More;
-use strict;
-BEGIN { plan tests => 4 };
-BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
-use JSON -support_by_pp;
-#########################
-
-my $json = JSON->new->allow_nonref;
-
-eval q| $json->decode("{'foo':'bar'}") |;
-
-ok($@); # in XS and PP, the error message differs.
-
-$json->allow_singlequote;
-
-is($json->decode(q|{'foo':"bar"}|)->{foo}, 'bar');
-is($json->decode(q|{'foo':'bar'}|)->{foo}, 'bar');
-is($json->allow_barekey->decode(q|{foo:'bar'}|)->{foo}, 'bar');
-
+
+use Test::More;
+use strict;
+BEGIN { plan tests => 4 };
+BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
+use JSON -support_by_pp;
+#########################
+
+my $json = JSON->new->allow_nonref;
+
+eval q| $json->decode("{'foo':'bar'}") |;
+
+ok($@); # in XS and PP, the error message differs.
+
+$json->allow_singlequote;
+
+is($json->decode(q|{'foo':"bar"}|)->{foo}, 'bar');
+is($json->decode(q|{'foo':'bar'}|)->{foo}, 'bar');
+is($json->allow_barekey->decode(q|{foo:'bar'}|)->{foo}, 'bar');
+
diff --git a/t/e00_func.t b/t/e00_func.t
index 56f091a..5708fb8 100644
--- a/t/e00_func.t
+++ b/t/e00_func.t
@@ -1,17 +1,17 @@
-
-use Test::More;
-use strict;
-BEGIN { plan tests => 2 };
-BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
-use JSON;
-#########################
-
-my $json = JSON->new;
-
-my $js = 'abc';
-
-
-is(to_json($js, {allow_nonref => 1}), '"abc"');
-
-is(from_json('"abc"', {allow_nonref => 1}), 'abc');
-
+
+use Test::More;
+use strict;
+BEGIN { plan tests => 2 };
+BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
+use JSON;
+#########################
+
+my $json = JSON->new;
+
+my $js = 'abc';
+
+
+is(to_json($js, {allow_nonref => 1}), '"abc"');
+
+is(from_json('"abc"', {allow_nonref => 1}), 'abc');
+