diff --git a/README.md b/README.md
index d60bb54..30202f7 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # libb64
 
+libb64 is a library of ANSI C routines for fast encoding/decoding data into and from a base64-encoded format. C++ wrappers are included, as well as the source code for standalone encoding and decoding executables.
+
diff --git a/libb64-1.2-bufsiz-as-buffer-size.patch b/libb64-1.2-bufsiz-as-buffer-size.patch
new file mode 100644
index 0000000..a6eb14c
--- /dev/null
+++ b/libb64-1.2-bufsiz-as-buffer-size.patch
@@ -0,0 +1,44 @@
+Description: use BUFSIZ as buffer size
+Author: Jakub Wilk <jwilk@debian.org>
+Bug: http://sourceforge.net/tracker/?func=detail&atid=785907&aid=3591336&group_id=152942
+Forwarded: no
+Last-Update: 2012-11-30
+
+--- a/include/b64/decode.h
++++ b/include/b64/decode.h
+@@ -8,6 +8,7 @@
+ #ifndef BASE64_DECODE_H
+ #define BASE64_DECODE_H
+ 
++#include <cstdio>
+ #include <iostream>
+ 
+ namespace base64
+@@ -22,7 +23,7 @@
+ 		base64_decodestate _state;
+ 		int _buffersize;
+ 
+-		decoder(int buffersize_in = BUFFERSIZE)
++		decoder(int buffersize_in = BUFSIZ)
+ 		: _buffersize(buffersize_in)
+ 		{}
+ 
+--- a/include/b64/encode.h
++++ b/include/b64/encode.h
+@@ -8,6 +8,7 @@
+ #ifndef BASE64_ENCODE_H
+ #define BASE64_ENCODE_H
+ 
++#include <cstdio>
+ #include <iostream>
+ 
+ namespace base64
+@@ -22,7 +23,7 @@
+ 		base64_encodestate _state;
+ 		int _buffersize;
+ 
+-		encoder(int buffersize_in = BUFFERSIZE)
++		encoder(int buffersize_in = BUFSIZ)
+ 		: _buffersize(buffersize_in)
+ 		{}
+ 
diff --git a/libb64.spec b/libb64.spec
new file mode 100644
index 0000000..cf54c2b
--- /dev/null
+++ b/libb64.spec
@@ -0,0 +1,69 @@
+Name:          libb64
+Version:       1.2
+Release:       1mamba
+Summary:       A library of ANSI C routines for fast encoding/decoding data into and from a base64-encoded format
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://libb64.sourceforge.net/
+Source:        https://sourceforge.net/projects/libb64/files/libb64/libb64/libb64-%{version}.src.zip
+Patch0:        libb64-1.2-bufsiz-as-buffer-size.patch
+License:       Public Domain
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+## AUTOBUILDREQ-END
+
+%description
+libb64 is a library of ANSI C routines for fast encoding/decoding data into and from a base64-encoded format. C++ wrappers are included, as well as the source code for standalone encoding and decoding executables.
+
+%package devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q
+%patch 0 -p1 -b .bufsiz-as-buffer-size
+
+%build
+cd src
+export CFLAGS="%{optflags} -fPIC"
+%make
+
+export CFLAGS="${CFLAGS} -shared -Wl,-soname,libb64.so.0"
+gcc ${LDFLAGS} ${CFLAGS} *.o -o libb64.so.0
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+install -D -m0755 src/libb64.so.0 %{buildroot}%{_libdir}/libb64.so.0
+ln -sf libb64.so.0 %{buildroot}%{_libdir}/libb64.so
+
+cp -r include %{buildroot}%{_prefix}
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -p /sbin/ldconfig
+%postun -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_libdir}/libb64.so.*
+%doc AUTHORS LICENSE
+
+%files devel
+%defattr(-,root,root)
+%dir %{_includedir}/b64
+%{_includedir}/b64/*
+%{_libdir}/libb64.so
+%doc README
+
+%changelog
+* Sun Aug 04 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 1.2-1mamba
+- package created using the webbuild interface