diff --git a/README.md b/README.md
index b23e041..50f77e0 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,4 @@
 # libIDL
 
-LibIDL is a front-end for CORBA 2.2 IDL and Netscape's XPIDL, currently used in
-the GNOME project (bundled with ORBit), and the Mozilla project.
+LibIDL is a front-end for CORBA 2.2 IDL and Netscape's XPIDL, currently used in the GNOME project (bundled with ORBit), and the Mozilla project.
 
diff --git a/libIDL.spec b/libIDL.spec
index bfca1bf..466e56a 100644
--- a/libIDL.spec
+++ b/libIDL.spec
@@ -1,13 +1,7 @@
-%define gnomever    2.30.0
-%define libver      2
-
-%define gnomemajver %(echo %gnomever | cut -d. -f 1-2)
-%define gnomegroup  platform
-%define pkgname     libIDL
-
+%define majver %(echo %version | cut -d. -f1-2)
 Name:          libIDL
 Version:       0.8.14
-Release:       2mamba
+Release:       3mamba
 Summary:       Libraries for Interface Definition Language files
 Group:         System/Libraries
 Vendor:        openmamba
@@ -15,20 +9,20 @@ Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.gnome.org/
 # bugfixes: http://ftp.acc.umu.se/pub/GNOME/sources/%{pkgname}
-Source:        http://ftp.gnome.org/pub/GNOME/%{gnomegroup}/%{gnomemajver}/%{gnomever}/sources/%{pkgname}-%{version}.tar.bz2
+Source:        http://ftp.gnome.org/pub/gnome/sources/libIDL/%{majver}/libIDL-%{version}.tar.bz2
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libglib-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libopenssl-devel
-BuildRequires: flex, bison
-PreReq:        %{__install_info}
+BuildRequires: flex
+BuildRequires: bison
+Requires(post):%{__install_info}
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
-LibIDL is a front-end for CORBA 2.2 IDL and Netscape's XPIDL, currently used in
-the GNOME project (bundled with ORBit), and the Mozilla project.
+LibIDL is a front-end for CORBA 2.2 IDL and Netscape's XPIDL, currently used in the GNOME project (bundled with ORBit), and the Mozilla project.
 
 %package devel
 Summary:       Devel package for libIDL
@@ -36,13 +30,14 @@ Group:         Development/Libraries
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 
 %description devel
-LibIDL is a front-end for CORBA 2.2 IDL and Netscape's XPIDL, currently used in
-the GNOME project (bundled with ORBit), and the Mozilla project.
+LibIDL is a front-end for CORBA 2.2 IDL and Netscape's XPIDL, currently used in the GNOME project (bundled with ORBit), and the Mozilla project.
+This package contains static libraries and header files needed for development.
 
-This package contains static libraries and header files need for development.
+%debug_package
 
 %prep
 %setup -q
+sed -i "s,| arm-\*  |,| aarch64-\* | arm-\*  |," config.sub
 
 %build
 %configure \
@@ -71,21 +66,25 @@ exit 0
 
 %files
 %defattr(-,root,root)
-%{_libdir}/libIDL-%{libver}.so.*
-%doc AUTHORS BUGS ChangeLog COPYING HACKING MAINTAINERS NEWS README
+%{_libdir}/libIDL-2.so.*
+%doc AUTHORS COPYING
 
 %files devel
 %defattr(-,root,root)
 %{_bindir}/libIDL-config-2
 %dir %{_includedir}/libIDL-?.?
 %{_includedir}/libIDL-?.?/*
-%{_libdir}/libIDL-%{libver}.a
-%{_libdir}/libIDL-%{libver}.la
-%{_libdir}/libIDL-%{libver}.so
+%{_libdir}/libIDL-2.a
+%{_libdir}/libIDL-2.la
+%{_libdir}/libIDL-2.so
 %{_libdir}/pkgconfig/libIDL-?.?.pc
 %{_infodir}/*
+%doc BUGS ChangeLog HACKING MAINTAINERS NEWS README
 
 %changelog
+* Tue Dec 01 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.8.14-3mamba
+- added debug package and build fix for aarch64
+
 * Tue Jun 29 2010 Silvan Calarco <silvan.calarco@mambasoft.it> 0.8.14-2mamba
 - rebuilt to add pkgconfig provides