diff --git a/cups-bjnp.spec b/cups-bjnp.spec
index 76efde8..f060677 100644
--- a/cups-bjnp.spec
+++ b/cups-bjnp.spec
@@ -1,6 +1,6 @@
 Name:          cups-bjnp
 Version:       2.0.3
-Release:       1mamba
+Release:       2mamba
 Summary:       CUPS back-end for the canon printers using the proprietary USB over IP BJNP protocol
 Group:         System/Spooling
 Vendor:        openmamba
@@ -13,13 +13,16 @@ License:       LGPL
 BuildRequires: glibc-devel
 BuildRequires: libcups-devel
 ## AUTOBUILDREQ-END
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 CUPS back-end for the canon printers using the proprietary USB over IP BJNP protocol. This back-end allows Cups to print over the network to a Canon printer. It currently supports Cups 1.2 and later. It is designed using reverse engineering.
 
+%debug_package
+
 %prep
 %setup -q
+# gcc 12: remove always-true comparison '(printer_id != NULL)'
+sed -i '188d;191d' bjnp-commands.c
 
 %build
 %configure
@@ -39,6 +42,9 @@ CUPS back-end for the canon printers using the proprietary USB over IP BJNP prot
 # ChangeLog NEWS README TODO
 
 %changelog
+* Thu Dec 29 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 2.0.3-2mamba
+- rebuilt with debug package and build fix against gcc 12
+
 * Thu Feb 04 2021 Automatic Build System <autodist@mambasoft.it> 2.0.3-1mamba
 - automatic version update by autodist