diff --git a/libopenraw-0.3.0-gcc-11.1.0.patch b/libopenraw-0.3.0-gcc-11.1.0.patch
new file mode 100644
index 0000000..6119774
--- /dev/null
+++ b/libopenraw-0.3.0-gcc-11.1.0.patch
@@ -0,0 +1,36 @@
+From 43fac545b135bce981b6837aa6cb111ee853f090 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Hubert=20Figui=C3=A8re?= <hub@figuiere.net>
+Date: Thu, 18 Mar 2021 20:51:56 -0400
+Subject: [PATCH] Issue #6 - Fix build on gcc 11
+
+- include <limits> where needed
+
+https://gitlab.freedesktop.org/libopenraw/libopenraw/-/issues/6
+---
+ lib/cr2file.cpp | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/lib/cr2file.cpp b/lib/cr2file.cpp
+index e0a2d7e..993a750 100644
+--- a/lib/cr2file.cpp
++++ b/lib/cr2file.cpp
+@@ -2,7 +2,7 @@
+ /*
+  * libopenraw - cr2file.cpp
+  *
+- * Copyright (C) 2006-2020 Hubert Figuière
++ * Copyright (C) 2006-2021 Hubert Figuière
+  * Copyright (C) 2008 Novell, Inc.
+  *
+  * This library is free software: you can redistribute it and/or
+@@ -23,6 +23,7 @@
+ #include <stddef.h>
+ #include <cstdint>
+ #include <vector>
++#include <limits>
+ #include <memory>
+ 
+ #include <libopenraw/cameraids.h>
+-- 
+GitLab
+
diff --git a/libopenraw.spec b/libopenraw.spec
index 84b097c..775a223 100644
--- a/libopenraw.spec
+++ b/libopenraw.spec
@@ -1,24 +1,24 @@
 Name:          libopenraw
-Version:       0.1.3
-Release:       1mamba
+Version:       0.3.0
+Release:       2mamba
 Summary:       Decode camera RAW files
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:      Automatic Build System <autodist@mambasoft.it>
-URL:           http://libopenraw.freedesktop.org/wiki
-Source:        http://libopenraw.freedesktop.org/download/libopenraw-%{version}.tar.bz2
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://libopenraw.freedesktop.org/
+Source:        https://libopenraw.freedesktop.org/download/libopenraw-%{version}.tar.bz2
+Patch0:        libopenraw-0.3.0-gcc-11.1.0.patch
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libgcc
+BuildRequires: libgdk-pixbuf-devel
 BuildRequires: libglib-devel
-BuildRequires: libgtk-devel
 BuildRequires: libjpeg-devel
 BuildRequires: libstdc++6-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libboost-devel
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 libopenraw is an ongoing project to provide a free software implementation for camera RAW files decoding. One of the main reason is that dcraw is not suited for easy integration into applications, and there is a need for an easy to use API to build free software digital image processing application.
@@ -30,10 +30,15 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 
 %description devel
 libopenraw is an ongoing project to provide a free software implementation for camera RAW files decoding. One of the main reason is that dcraw is not suited for easy integration into applications, and there is a need for an easy to use API to build free software digital image processing application.
-This package contains static libraries and header files need for development.
+This package contains static libraries and header files needed for development.
+
+%debug_package
 
 %prep
 %setup -q
+%patch0 -p1
+# Fix libopenraw dependency in -gnome pc file
+sed -e 's|libopenraw-0.1|libopenraw-0.3|' -i gnome/libopenraw-gnome-0.3.pc.in
 
 %build
 %configure
@@ -50,7 +55,7 @@ This package contains static libraries and header files need for development.
 /sbin/ldconfig
 %{_bindir}/gdk-pixbuf-query-loaders \
    > %{_sysconfdir}/gtk-2.0/gdk-pixbuf.loaders
-exit 0
+:
 
 %postun -p /sbin/ldconfig
 
@@ -76,6 +81,15 @@ exit 0
 %doc ChangeLog NEWS README TODO
 
 %changelog
+* Tue Jun 29 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 0.3.0-2mamba
+- fixed pkgconfig file; added debug package; added gcc 11.1.0 patch
+
+* Sat Dec 19 2020 Automatic Build System <autodist@mambasoft.it> 0.3.0-1mamba
+- automatic version update by autodist
+
+* Sat Aug 29 2020 Automatic Build System <autodist@mambasoft.it> 0.2.3-1mamba
+- automatic version update by autodist
+
 * Wed May 30 2018 Automatic Build System <autodist@mambasoft.it> 0.1.3-1mamba
 - automatic version update by autodist