diff --git a/libasyncns.spec b/libasyncns.spec
index ea71f3a..ac7e15e 100644
--- a/libasyncns.spec
+++ b/libasyncns.spec
@@ -1,6 +1,6 @@
 Name:          libasyncns
 Version:       0.8
-Release:       2mamba
+Release:       3mamba
 Summary:       A library for executing name service queries asynchronously
 Group:         System/Libraries
 Vendor:        openmamba
@@ -37,8 +37,7 @@ Requires:      %{name}-devel = %{?epoch:%epoch:}%{version}-%{release}
 %description static
 A small and lightweight library that implements easy to use asynchronous 
 wrappers around the libc NSS functions getaddrinfo(), res_query() and related.
-
-This package contains static libraries need for development.
+This package contains static libraries needed for development.
 
 %package docs
 Group:         Documentation
@@ -48,12 +47,13 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 %description docs
 A small and lightweight library that implements easy to use asynchronous 
 wrappers around the libc NSS functions getaddrinfo(), res_query() and related.
-
 Documentation for %{name}.
 
-%prep
+%debug_package
 
+%prep
 %setup -q
+sed -i "s,| arm-\*  |,| aarch64-\* | arm-\*  |," config.sub
 
 %build
 %configure
@@ -90,6 +90,9 @@ Documentation for %{name}.
 %doc %{_docdir}/libasyncns/*
 
 %changelog
+* Thu Dec 03 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.8-3mamba
+- added debug package and aarch64 build fix
+
 * Sun Dec 26 2010 Silvan Calarco <silvan.calarco@mambasoft.it> 0.8-2mamba
 - automatic port from devel-java