diff -Nru hts-voice-nitech-jp-atr503-m001-1.05/debian/changelog hts-voice-nitech-jp-atr503-m001-1.05/debian/changelog
--- hts-voice-nitech-jp-atr503-m001-1.05/debian/changelog	2018-01-15 09:35:27.000000000 +0000
+++ hts-voice-nitech-jp-atr503-m001-1.05/debian/changelog	2019-08-03 04:09:52.000000000 +0000
@@ -1,3 +1,16 @@
+hts-voice-nitech-jp-atr503-m001 (1.05-5) unstable; urgency=medium
+
+  [ Ondřej Nový ]
+  * d/copyright: Use https protocol in Format field
+  * d/watch: Use https protocol
+
+  [ HIGUCHI Daisuke (VDR dai) ]
+  * eliminate lintian warning: file-contains-trailing-whitespace
+  * Bump debhelper compatibility level to 12
+  * Update Standards-Version to 4.4.0
+
+ -- HIGUCHI Daisuke (VDR dai) <dai@debian.org>  Sat, 03 Aug 2019 13:09:52 +0900
+
 hts-voice-nitech-jp-atr503-m001 (1.05-4) unstable; urgency=medium
 
   [ HIGUCHI Daisuke (VDR dai) ]
diff -Nru hts-voice-nitech-jp-atr503-m001-1.05/debian/compat hts-voice-nitech-jp-atr503-m001-1.05/debian/compat
--- hts-voice-nitech-jp-atr503-m001-1.05/debian/compat	2018-01-15 09:34:01.000000000 +0000
+++ hts-voice-nitech-jp-atr503-m001-1.05/debian/compat	2019-08-03 04:01:34.000000000 +0000
@@ -1 +1 @@
-11
+12
diff -Nru hts-voice-nitech-jp-atr503-m001-1.05/debian/control hts-voice-nitech-jp-atr503-m001-1.05/debian/control
--- hts-voice-nitech-jp-atr503-m001-1.05/debian/control	2018-01-15 09:34:18.000000000 +0000
+++ hts-voice-nitech-jp-atr503-m001-1.05/debian/control	2019-08-03 04:01:57.000000000 +0000
@@ -3,8 +3,8 @@
 Priority: optional
 Maintainer: HIGUCHI Daisuke (VDR dai) <dai@debian.org>
 Uploaders: Koichi Akabe <vbkaisetsu@gmail.com>
-Build-Depends: debhelper (>= 11~)
-Standards-Version: 4.1.3
+Build-Depends: debhelper (>= 12~)
+Standards-Version: 4.4.0
 Homepage: http://open-jtalk.sourceforge.net
 Vcs-Git: https://salsa.debian.org/debian/hts-voice-nitech-jp-atr503-m001.git
 Vcs-Browser: https://salsa.debian.org/debian/hts-voice-nitech-jp-atr503-m001
diff -Nru hts-voice-nitech-jp-atr503-m001-1.05/debian/copyright hts-voice-nitech-jp-atr503-m001-1.05/debian/copyright
--- hts-voice-nitech-jp-atr503-m001-1.05/debian/copyright	2018-01-15 09:32:04.000000000 +0000
+++ hts-voice-nitech-jp-atr503-m001-1.05/debian/copyright	2019-08-03 03:59:37.000000000 +0000
@@ -1,4 +1,4 @@
-Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: hts-voice-nitech-jp-atr503-m001
 Source: http://open-jtalk.sourceforge.net
 
diff -Nru hts-voice-nitech-jp-atr503-m001-1.05/debian/rules hts-voice-nitech-jp-atr503-m001-1.05/debian/rules
--- hts-voice-nitech-jp-atr503-m001-1.05/debian/rules	2017-07-09 13:05:29.000000000 +0000
+++ hts-voice-nitech-jp-atr503-m001-1.05/debian/rules	2019-08-03 04:00:59.000000000 +0000
@@ -6,4 +6,3 @@
 
 %:
 	dh $@
-
diff -Nru hts-voice-nitech-jp-atr503-m001-1.05/debian/watch hts-voice-nitech-jp-atr503-m001-1.05/debian/watch
--- hts-voice-nitech-jp-atr503-m001-1.05/debian/watch	2017-07-09 13:05:29.000000000 +0000
+++ hts-voice-nitech-jp-atr503-m001-1.05/debian/watch	2019-08-03 03:59:37.000000000 +0000
@@ -1,4 +1,4 @@
 version=3
 
-http://sf.net/open-jtalk/hts_voice_nitech_jp_atr503_m001-(.*)\.tar\.gz
+https://sf.net/open-jtalk/hts_voice_nitech_jp_atr503_m001-(.*)\.tar\.gz