diff -Nru harminv-1.4.1/debian/changelog harminv-1.4.1/debian/changelog
--- harminv-1.4.1/debian/changelog	2020-03-22 15:43:31.000000000 +0000
+++ harminv-1.4.1/debian/changelog	2021-10-31 16:10:21.000000000 +0000
@@ -1,8 +1,12 @@
-harminv (1.4.1-2build1) focal; urgency=medium
+harminv (1.4.1-3) unstable; urgency=medium
 
-  * No-change rebuild for libgcc-s1 package name change.
+  * debian/rules: no need to use --with-cxx anylonger (Closes: #997305)
+  * debian/control: use dh13
+  * debian/control: bump standard to 4.6.0 (no changes)
+  * debian/control: add Rules-Requires-Root:
+  * update symbol files
 
- -- Matthias Klose <doko@ubuntu.com>  Sun, 22 Mar 2020 16:43:31 +0100
+ -- Thorsten Alteholz <debian@alteholz.de>  Sun, 31 Oct 2021 18:10:21 +0200
 
 harminv (1.4.1-2) sid; urgency=medium
 
diff -Nru harminv-1.4.1/debian/compat harminv-1.4.1/debian/compat
--- harminv-1.4.1/debian/compat	2018-12-06 18:11:55.000000000 +0000
+++ harminv-1.4.1/debian/compat	1970-01-01 00:00:00.000000000 +0000
@@ -1 +0,0 @@
-11
diff -Nru harminv-1.4.1/debian/control harminv-1.4.1/debian/control
--- harminv-1.4.1/debian/control	2019-01-03 17:10:21.000000000 +0000
+++ harminv-1.4.1/debian/control	2021-10-31 16:10:21.000000000 +0000
@@ -3,13 +3,14 @@
 Priority: optional
 Maintainer: Thorsten Alteholz <debian@alteholz.de>
 Build-Conflicts: libatlas-base-dev
-Build-Depends: debhelper (>= 11),
+Build-Depends: debhelper-compat (= 13),
 	liblapack-dev,
 	gfortran
-Standards-Version: 4.3.0
+Standards-Version: 4.6.0
 Homepage: https://github.com/stevengj/harminv/
 Vcs-Browser: https://salsa.debian.org/alteholz/harminv
 Vcs-Git: https://salsa.debian.org/alteholz/harminv.git
+Rules-Requires-Root: no
 
 Package: harminv
 Architecture: any
diff -Nru harminv-1.4.1/debian/exclude-files harminv-1.4.1/debian/exclude-files
--- harminv-1.4.1/debian/exclude-files	1970-01-01 00:00:00.000000000 +0000
+++ harminv-1.4.1/debian/exclude-files	2021-10-31 16:10:21.000000000 +0000
@@ -0,0 +1 @@
+usr/lib/libharminv.la
diff -Nru harminv-1.4.1/debian/libharminv2.symbols harminv-1.4.1/debian/libharminv2.symbols
--- harminv-1.4.1/debian/libharminv2.symbols	2011-12-08 14:26:46.000000000 +0000
+++ harminv-1.4.1/debian/libharminv2.symbols	1970-01-01 00:00:00.000000000 +0000
@@ -1,16 +0,0 @@
-libharminv.so.2 libharminv2 #MINVER#
- _Z32harminv_compute_frequency_errorsP19harminv_data_struct@Base 1.3.1
- harminv_compute_amplitudes@Base 1.3.1
- harminv_data_create@Base 1.3.1
- harminv_data_destroy@Base 1.3.1
- harminv_get_Q@Base 1.3.1
- harminv_get_amplitude@Base 1.3.1
- harminv_get_decay@Base 1.3.1
- harminv_get_freq@Base 1.3.1
- harminv_get_freq_error@Base 1.3.1
- harminv_get_num_freqs@Base 1.3.1
- harminv_get_omega@Base 1.3.1
- harminv_solve@Base 1.3.1
- harminv_solve_again@Base 1.3.1
- harminv_solve_ok_modes@Base 1.3.1
- harminv_solve_once@Base 1.3.1
diff -Nru harminv-1.4.1/debian/libharminv3.symbols harminv-1.4.1/debian/libharminv3.symbols
--- harminv-1.4.1/debian/libharminv3.symbols	2015-06-07 08:18:29.000000000 +0000
+++ harminv-1.4.1/debian/libharminv3.symbols	2021-10-31 16:10:21.000000000 +0000
@@ -1,6 +1,7 @@
 libharminv.so.3 libharminv3 #MINVER#
- _Z32harminv_compute_frequency_errorsP19harminv_data_struct@Base 1.4
+* Build-Depends-Package: libharminv-dev
  harminv_compute_amplitudes@Base 1.4
+ harminv_compute_frequency_errors@Base 1.4.1
  harminv_data_create@Base 1.4
  harminv_data_destroy@Base 1.4
  harminv_get_Q@Base 1.4
diff -Nru harminv-1.4.1/debian/libharminv-dev.install harminv-1.4.1/debian/libharminv-dev.install
--- harminv-1.4.1/debian/libharminv-dev.install	2011-12-08 14:26:46.000000000 +0000
+++ harminv-1.4.1/debian/libharminv-dev.install	2021-10-31 16:10:21.000000000 +0000
@@ -1,3 +1,4 @@
 usr/include
 usr/lib/libharminv.so
-usr/lib/pkgconfig/
+usr/lib/libharminv.a
+usr/lib/pkgconfig/ usr/lib/${DEB_HOST_MULTIARCH}/
diff -Nru harminv-1.4.1/debian/not-installed harminv-1.4.1/debian/not-installed
--- harminv-1.4.1/debian/not-installed	1970-01-01 00:00:00.000000000 +0000
+++ harminv-1.4.1/debian/not-installed	2021-10-31 16:10:21.000000000 +0000
@@ -0,0 +1 @@
+usr/lib/libharminv.la
diff -Nru harminv-1.4.1/debian/rules harminv-1.4.1/debian/rules
--- harminv-1.4.1/debian/rules	2018-12-06 18:28:41.000000000 +0000
+++ harminv-1.4.1/debian/rules	2021-10-31 16:10:21.000000000 +0000
@@ -13,15 +13,8 @@
 	dh $@ --with autoreconf
 
 override_dh_auto_configure:
-	F77=gfortran ./configure --host=$(DEB_HOST_GNU_TYPE) --build=$(DEB_BUILD_GNU_TYPE) --prefix=/usr --mandir=\$${prefix}/share/man --infodir=\$${prefix}/share/info CFLAGS="$(CFLAGS)" LDFLAGS="$(LDFLAGS) -Wl,-z,relro" --with-cxx --enable-shared --enable-maintainer-mode
+	- F77=gfortran ./configure --host=$(DEB_HOST_GNU_TYPE) --build=$(DEB_BUILD_GNU_TYPE) --prefix=/usr --mandir=\$${prefix}/share/man --infodir=\$${prefix}/share/info CFLAGS="$(CFLAGS)" LDFLAGS="$(LDFLAGS) -Wl,-z,relro" --enable-shared --enable-maintainer-mode
 
 override_dh_auto_clean:
 	[ ! -f Makefile ] || $(MAKE) distclean
 	dh_clean
-
-override_dh_auto_install:
-	$(MAKE) install DESTDIR=$(CURDIR)/debian/tmp
-	dh_install -s -plibharminv-dev --sourcedir=$(CURDIR)/debian/tmp
-	dh_install -s -plibharminv3 --sourcedir=$(CURDIR)/debian/tmp
-	dh_install -s -pharminv --sourcedir=$(CURDIR)/debian/tmp
-#no more NEWS or README:	dh_installdocs NEWS README