diff -Nru nastran-0.1.95/debian/changelog nastran-0.1.95/debian/changelog
--- nastran-0.1.95/debian/changelog	2020-03-22 15:51:11.000000000 +0000
+++ nastran-0.1.95/debian/changelog	2020-08-02 20:00:04.000000000 +0000
@@ -1,20 +1,13 @@
-nastran (0.1.95-1build3) focal; urgency=medium
+nastran (0.1.95-2) unstable; urgency=medium
 
-  * No-change rebuild for libgcc-s1 package name change.
+  [ Luca Dall'Olio ]
+  * Use -fallow-invalid-boz for building with gfortran-10.  (Closes: #966199)
 
- -- Matthias Klose <doko@ubuntu.com>  Sun, 22 Mar 2020 16:51:11 +0100
+  [ Andreas Beckmann ]
+  * Switch to debhelper-compat (= 13).
+  * Fix debian/copyright.
 
-nastran (0.1.95-1build2) cosmic; urgency=medium
-
-  * No-change rebuild for libgfortran soname change.
-
- -- Matthias Klose <doko@ubuntu.com>  Tue, 17 Jul 2018 12:20:56 +0000
-
-nastran (0.1.95-1build1) artful; urgency=medium
-
-  * No-change rebuild for libgfortran soname change.
-
- -- Matthias Klose <doko@ubuntu.com>  Fri, 04 Aug 2017 17:20:47 +0000
+ -- Andreas Beckmann <anbe@debian.org>  Sun, 02 Aug 2020 22:00:04 +0200
 
 nastran (0.1.95-1) unstable; urgency=medium
 
diff -Nru nastran-0.1.95/debian/compat nastran-0.1.95/debian/compat
--- nastran-0.1.95/debian/compat	2015-12-16 12:16:30.000000000 +0000
+++ nastran-0.1.95/debian/compat	1970-01-01 00:00:00.000000000 +0000
@@ -1 +0,0 @@
-9
diff -Nru nastran-0.1.95/debian/control nastran-0.1.95/debian/control
--- nastran-0.1.95/debian/control	2015-12-17 10:19:32.000000000 +0000
+++ nastran-0.1.95/debian/control	2020-08-02 20:00:04.000000000 +0000
@@ -3,8 +3,11 @@
 Priority: optional
 Maintainer: Luca Dall'Olio <luca.dallolio@gmail.com>
 Standards-Version: 3.9.6
-Build-Depends: debhelper (>= 9), dh-exec, quilt, gfortran,
- automake
+Build-Depends:
+ debhelper-compat (= 13),
+ dh-exec,
+ gfortran,
+ autoconf-archive,
 Vcs-Git: https://github.com/ldallolio/NASTRAN-95.git
 Vcs-Browser: https://github.com/ldallolio/NASTRAN-95
 Homepage: https://github.com/nasa/NASTRAN-95
diff -Nru nastran-0.1.95/debian/copyright nastran-0.1.95/debian/copyright
--- nastran-0.1.95/debian/copyright	2015-12-17 09:24:24.000000000 +0000
+++ nastran-0.1.95/debian/copyright	2020-08-02 20:00:04.000000000 +0000
@@ -1,7 +1,9 @@
-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: NASTRAN
 Upstream-Contact: NASA <github@lists.nasa.gov>
 Source: https://github.com/nasa/NASTRAN-95
+
+Files: *
 Copyright: Copyright (C) 2001, 2007 United States Government as represented by the Administrator of the National Aeronautics and Space Administration. All Rights Reserved. 
 License: NASA-1.3
  NASA OPEN SOURCE AGREEMENT VERSION 1.3
diff -Nru nastran-0.1.95/debian/.gitignore nastran-0.1.95/debian/.gitignore
--- nastran-0.1.95/debian/.gitignore	1970-01-01 00:00:00.000000000 +0000
+++ nastran-0.1.95/debian/.gitignore	2020-08-02 20:00:04.000000000 +0000
@@ -0,0 +1,5 @@
+*.log
+/tmp
+/nastran
+files
+nastran.substvars
diff -Nru nastran-0.1.95/debian/patches/gfortran-10.patch nastran-0.1.95/debian/patches/gfortran-10.patch
--- nastran-0.1.95/debian/patches/gfortran-10.patch	1970-01-01 00:00:00.000000000 +0000
+++ nastran-0.1.95/debian/patches/gfortran-10.patch	2020-08-02 20:00:04.000000000 +0000
@@ -0,0 +1,28 @@
+Description: add support gfortran-10
+Author: Luca Dall'Olio <luca.dallolio@gmail.com>
+Bug-Debian: https://bugs.debian.org/966199
+
+--- nastran-0.1.95.orig/.travis.yml
++++ nastran-0.1.95/.travis.yml
+@@ -6,7 +6,7 @@ sudo: required
+ 
+ install:
+     - sudo apt-get update
+-    - sudo apt-get install gfortran autoconf automake intltool
++    - sudo apt-get install gfortran autoconf automake intltool autoconf-archive
+ 
+ before_script:
+     - aclocal
+--- nastran-0.1.95.orig/configure.ac
++++ nastran-0.1.95/configure.ac
+@@ -15,6 +15,10 @@ AC_PROG_RANLIB()
+ # Checks for header files.
+ 
+ # Checks for typedefs, structures, and compiler characteristics.
++AC_LANG_PUSH([Fortran 77])
++AX_CHECK_COMPILE_FLAG([-fallow-invalid-boz], [AM_FFLAGS="$AM_FFLAGS -fallow-invalid-boz"])
++AC_SUBST([AM_FFLAGS])
++AC_LANG_POP([Fortran 77])
+ 
+ # Checks for library functions.
+ 
diff -Nru nastran-0.1.95/debian/patches/series nastran-0.1.95/debian/patches/series
--- nastran-0.1.95/debian/patches/series	2015-12-16 12:16:30.000000000 +0000
+++ nastran-0.1.95/debian/patches/series	2020-08-02 20:00:04.000000000 +0000
@@ -1 +1,2 @@
 nastran-main-script.diff
+gfortran-10.patch
diff -Nru nastran-0.1.95/debian/rules nastran-0.1.95/debian/rules
--- nastran-0.1.95/debian/rules	2015-12-17 16:33:40.000000000 +0000
+++ nastran-0.1.95/debian/rules	2020-08-02 20:00:04.000000000 +0000
@@ -1,9 +1,5 @@
 #!/usr/bin/make -f
 #DH_VERBOSE = 1
 
-override_dh_auto_configure:
-	sh bootstrap	
-	dh_auto_configure
-
 %:
-	dh $@ --with quilt
+	dh $@