diff --git a/README.md b/README.md
index 9674cb0..fc75e47 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # ghc-rpm-macros
 
+RPM macros for building Haskell packages for GHC.
diff --git a/ghc-rpm-macros-2.5.3-openmamba.patch b/ghc-rpm-macros-2.5.3-openmamba.patch
new file mode 100644
index 0000000..4410827
--- /dev/null
+++ b/ghc-rpm-macros-2.5.3-openmamba.patch
@@ -0,0 +1,24 @@
+diff -Nru ghc-rpm-macros-2.5.3~007effd.orig/macros.ghc ghc-rpm-macros-2.5.3~007effd/macros.ghc
+--- ghc-rpm-macros-2.5.3~007effd.orig/macros.ghc	2023-11-12 11:07:40.000000000 +0100
++++ ghc-rpm-macros-2.5.3~007effd/macros.ghc	2023-11-12 11:54:23.010525844 +0100
+@@ -7,7 +7,7 @@
+ ./Setup
+ 
+ # compiler version
+-%ghc_version %{?ghc_version_override}%{!?ghc_version_override:%(rpm -q --qf %%{version} %{?ghc_name}%{!?ghc_name:ghc}-compiler)}
++%ghc_version %{?ghc_version_override}%{!?ghc_version_override:%(rpm -q --qf %%{version} %{?ghc_name}%{!?ghc_name:ghc})}
+ 
+ %ghc_major_version %(echo %{ghc_version} | sed -e "s/\\(.*\\)\\.[0-9]\\+/\\1/")
+ 
+diff -Nru ghc-rpm-macros-2.5.3~007effd.orig/macros.ghc-extra ghc-rpm-macros-2.5.3~007effd/macros.ghc-extra
+--- ghc-rpm-macros-2.5.3~007effd.orig/macros.ghc-extra	2023-11-12 11:07:40.000000000 +0100
++++ ghc-rpm-macros-2.5.3~007effd/macros.ghc-extra	2023-11-12 11:55:04.558493782 +0100
+@@ -34,7 +34,7 @@
+ %{-l:License:        %{-l*}}\
+ Provides:       %{basepkg}-static = %{pkgver}-%{release}\
+ Provides:       %{basepkg}-static%{?_isa} = %{pkgver}-%{release}\
+-Requires:       %{ghc_prefix}-compiler = %{ghc_version}%{?ghc_version_override:-%{release}}\
++Requires:       %{ghc_prefix} = %{ghc_version}%{?ghc_version_override:-%{release}}\
+ %if 0%{!-m:1}\
+ Requires:       %{ghc_prefix}-%{pkgname}%{?_isa} = %{pkgver}-%{release}\
+ %endif\
diff --git a/ghc-rpm-macros.spec b/ghc-rpm-macros.spec
new file mode 100644
index 0000000..06f2c44
--- /dev/null
+++ b/ghc-rpm-macros.spec
@@ -0,0 +1,65 @@
+%define commit %(echo %version | cut -d~ -f2)
+Name:          ghc-rpm-macros
+Version:       2.5.3~007effd
+Release:       1mamba
+Summary:       RPM macros for building Haskell packages for GHC
+Group:         Development/Tools
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://src.fedoraproject.org/rpms/ghc-rpm-macros/
+Source:        https://github.com/fedora-riscv/ghc-rpm-macros.git/main@%{commit}/ghc-rpm-macros-%{version}.tar.bz2
+Patch0:        ghc-rpm-macros-2.5.3-openmamba.patch
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+
+%description
+RPM macros for building Haskell packages for GHC.
+
+#% debug_package
+
+%prep
+%setup -q
+%patch 0 -p1
+
+%build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+install -p -D -m 0644 macros.ghc %{buildroot}%{_rpmmacrodir}/macros.ghc
+install -p -D -m 0644 macros.ghc-extra %{buildroot}%{_rpmmacrodir}/macros.ghc-extra
+install -p -D -m 0644 macros.ghc-os %{buildroot}%{_rpmmacrodir}/macros.ghc-os
+install -p -D -m 0755 ghc-deps.sh %{buildroot}%{_rpmconfigdir}/ghc-deps.sh
+install -p -D -m 0644 ghc.attr %{buildroot}%{_fileattrsdir}/ghc.attr
+install -p -D -m 0644 Setup.hs %{buildroot}%{_datadir}/%{name}/Setup.hs
+install -p -D -m 0755 cabal-tweak-dep-ver %{buildroot}%{_bindir}/cabal-tweak-dep-ver
+install -p -D -m 0755 cabal-tweak-flag %{buildroot}%{_bindir}/cabal-tweak-flag
+install -p -D -m 0755 cabal-tweak-drop-dep %{buildroot}%{_bindir}/cabal-tweak-drop-dep
+install -p -D -m 0755 cabal-tweak-remove-upperbound %{buildroot}%{_bindir}/cabal-tweak-remove-upperbound
+install -p -D -m 0755 ghc-pkg-wrapper %{buildroot}%{_rpmconfigdir}/ghc-pkg-wrapper
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_bindir}/cabal-tweak-dep-ver
+%{_bindir}/cabal-tweak-drop-dep
+%{_bindir}/cabal-tweak-flag
+%{_bindir}/cabal-tweak-remove-upperbound
+%{_fileattrsdir}/ghc.attr
+%{_rpmconfigdir}/ghc-deps.sh
+%{_rpmconfigdir}/ghc-pkg-wrapper
+%{_rpmmacrodir}/macros.ghc
+%{_rpmmacrodir}/macros.ghc-extra
+%{_rpmmacrodir}/macros.ghc-os
+%dir %{_datadir}/ghc-rpm-macros
+%{_datadir}/ghc-rpm-macros/Setup.hs
+%doc AUTHORS COPYING
+
+
+%changelog
+* Sun Nov 12 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 2.5.3~007effd-1mamba
+- package created using the webbuild interface