diff --git a/README.md b/README.md
index 5f67806..ef42f14 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # ghc-old-time
 
+GHC old-time: Time library.
+
diff --git a/ghc-old-time-1.1.0.3-ghc-9.4.8.patch b/ghc-old-time-1.1.0.3-ghc-9.4.8.patch
new file mode 100644
index 0000000..c66e77a
--- /dev/null
+++ b/ghc-old-time-1.1.0.3-ghc-9.4.8.patch
@@ -0,0 +1,11 @@
+--- old-time-1.1.0.3/old-time.cabal.orig	2023-12-03 12:14:40.099602245 +0100
++++ old-time-1.1.0.3/old-time.cabal	2023-12-03 12:14:52.668609336 +0100
+@@ -53,7 +53,7 @@
+         HsTime.h
+ 
+     build-depends:
+-        base       >= 4.7 && < 4.9,
++        base       >= 4.7 && < 4.18,
+         old-locale == 1.0.*
+ 
+     ghc-options: -Wall
diff --git a/ghc-old-time.spec b/ghc-old-time.spec
new file mode 100644
index 0000000..0130056
--- /dev/null
+++ b/ghc-old-time.spec
@@ -0,0 +1,81 @@
+%define ghc_ver %(ghc --numeric-version)
+%define pkg_name %(echo %name | sed "s|^ghc-||")
+
+Name:          ghc-old-time
+Version:       1.1.0.3
+Release:       1mamba
+Summary:       GHC old-time: Time library
+Group:         Development/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://hackage.haskell.org/package/%{pkg_name}
+Source:        https://hackage.haskell.org/package/old-time-%{version}/old-time-%{version}.tar.gz
+Patch0:        ghc-old-time-1.1.0.3-ghc-9.4.8.patch
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+BuildRequires: ghc-libs
+BuildRequires: ghc-old-locale-devel
+BuildRequires: glibc-devel
+BuildRequires: libgmp-devel
+## AUTOBUILDREQ-END
+BuildRequires: ghc
+BuildRequires: ghc-rpm-macros
+Requires:      ghc = %{ghc_ver}
+
+%description
+%{summary}.
+
+%package devel
+Summary:        Haskell %{pkg_name} library development files
+Provides:       %{name}-static = %{?epoch:%epoch:}%{version}-%{release}
+Provides:       %{name}-static%{?_isa} = %{?epoch:%epoch:}%{version}-%{release}
+%if %{defined ghc_version}
+Requires:       ghc = %{ghc_version}
+%endif
+Requires:       %{name}%{?_isa} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description devel
+This package provides the Haskell %{pkg_name} library development files.
+
+%if %{with haddock}
+%package doc
+Summary:        Haskell %{pkg_name} library documentation
+Requires:       ghc-filesystem
+
+%description doc
+This package provides the Haskell %{pkg_name} library documentation.
+%endif
+
+%prep
+%setup -q -n old-time-%{version}
+%patch 0 -p1
+
+%build
+%ghc_lib_build
+
+%install
+%ghc_lib_install
+
+rm -f %{buildroot}%{_ghclicensedir}/%{name}/LICENSE
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files -f %{name}.files
+%defattr(-,root,root)
+%license LICENSE
+
+%files devel -f %{name}-devel.files
+%defattr(-,root,root)
+#%doc CHANGELOG.markdown README.markdown
+
+%if %{with haddock}
+%files doc -f %{name}-doc.files
+%defattr(-,root,root)
+%license LICENSE
+%endif
+
+%changelog
+* Sun Dec 03 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.1.0.3-1mamba
+- package created using the webbuild interface