diff --git a/qemu.spec b/qemu.spec
index 20c088e..ea8ae2e 100644
--- a/qemu.spec
+++ b/qemu.spec
@@ -1,6 +1,6 @@
 Name:          qemu
 Version:       4.2.0
-Release:       1mamba
+Release:       2mamba
 Summary:       A generic and open source processor emulator
 Group:         Applications/Emulators
 Vendor:        openmamba
@@ -121,6 +121,8 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 QEMU is a generic and open source processor emulator which achieves a good emulation speed by using dynamic translation.
 This package contains static user mode emulators. In this mode, QEMU can launch Linux processes compiled for one CPU on another CPU.
 
+%debug_package
+
 %prep
 %setup -q
 #-D -T
@@ -204,8 +206,8 @@ scripts/qemu-binfmt-conf.sh --exportdir %{buildroot}%{_binfmtdir}/ \
 
 cd static
 for f in *; do
-# disable stripping static binaries by installing without -x
-install -m644 $f %{buildroot}%{_bindir}/$f.static
+## (obsolete?) disable stripping static binaries by installing without -x
+install -m755 $f %{buildroot}%{_bindir}/$f.static
 done
 cd ..
 
@@ -309,6 +311,9 @@ find /etc/rc[0-6].d/ -type l -xtype l -exec rm -f {} \;
 %attr(0755,root,root) %{_bindir}/%{name}*.static
 
 %changelog
+* Wed Mar 04 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 4.2.0-2mamba
+- rebuilt with debug package
+
 * Tue Jan 28 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 4.2.0-1mamba
 - update to 4.2.0