diff --git a/ghc-aeson.spec b/ghc-aeson.spec
index 866f50d..9075727 100644
--- a/ghc-aeson.spec
+++ b/ghc-aeson.spec
@@ -1,69 +1,125 @@
 %define ghc_ver %(ghc --numeric-version)
-%define pkgname aeson
+%define pkg_name aeson
 
 Name:          ghc-aeson
-Version:       0.7.0.6
-Release:       1mamba
+Version:       2.2.1.0
+Release:       2mamba
 Summary:       GHC library: Fast JSON parsing and encoding
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://hackage.haskell.org/package/%{pkgname}
-Source:        http://hackage.haskell.org/packages/archive/aeson-%{version}/aeson-%{version}.tar.gz
+URL:           http://hackage.haskell.org/package/%{pkg_name}
+Source:        https://hackage.haskell.org/packages/archive/aeson/%{version}/aeson-%{version}.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: ghc-OneTuple-devel
+BuildRequires: ghc-QuickCheck-devel
+BuildRequires: ghc-StateVar-devel
+BuildRequires: ghc-assoc-devel
+BuildRequires: ghc-base-orphans-devel
+BuildRequires: ghc-bifunctors-devel
+BuildRequires: ghc-comonad-devel
+BuildRequires: ghc-contravariant-devel
+BuildRequires: ghc-data-fix-devel
+BuildRequires: ghc-distributive-devel
+BuildRequires: ghc-dlist-devel
+BuildRequires: ghc-foldable1-classes-compat-devel
+BuildRequires: ghc-generically-devel
+BuildRequires: ghc-hashable-devel
+BuildRequires: ghc-indexed-traversable-devel
+BuildRequires: ghc-indexed-traversable-instances-devel
+BuildRequires: ghc-integer-conversion-devel
+BuildRequires: ghc-integer-logarithms-devel
+BuildRequires: ghc-libs
+BuildRequires: ghc-network-uri-devel
+BuildRequires: ghc-primitive-devel
+BuildRequires: ghc-random-devel
+BuildRequires: ghc-scientific-devel
+BuildRequires: ghc-semialign-devel
+BuildRequires: ghc-semigroupoids-devel
+BuildRequires: ghc-splitmix-devel
+BuildRequires: ghc-strict-devel
+BuildRequires: ghc-tagged-devel
+BuildRequires: ghc-text-iso8601-devel
+BuildRequires: ghc-text-short-devel
+BuildRequires: ghc-th-abstraction-devel
+BuildRequires: ghc-th-compat-devel
+BuildRequires: ghc-these-devel
+BuildRequires: ghc-time-compat-devel
+BuildRequires: ghc-transformers-compat-devel
+BuildRequires: ghc-unordered-containers-devel
+BuildRequires: ghc-uuid-types-devel
+BuildRequires: ghc-vector-devel
+BuildRequires: ghc-vector-stream-devel
+BuildRequires: ghc-witherable-devel
+BuildRequires: glibc-devel
+BuildRequires: libgmp-devel
 ## AUTOBUILDREQ-END
+BuildConflicts: ghc-exceptions-devel
 BuildRequires: ghc
-BuildRequires: ghc-blaze-builder
-BuildRequires: ghc-dlist
-BuildRequires: ghc-attoparsec
-BuildRequires: ghc-scientific
-#BuildRequires: ghc-text -- provided by haskell-platform
-Requires:      ghc-blaze-builder
-Requires:      ghc-dlist
+BuildRequires: ghc-rpm-macros
 Requires:      ghc = %{ghc_ver}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 A JSON parsing and encoding library optimized for ease of use and high performance.
 
+%package devel
+Summary:        Haskell %{pkg_name} library development files
+Provides:       %{name}-static = %{version}-%{release}
+Provides:       %{name}-static%{?_isa} = %{version}-%{release}
+%if %{defined ghc_version}
+Requires:       ghc = %{ghc_version}
+%endif
+Requires:       %{name}%{?_isa} = %{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 aeson-%{version}
 
 %build
-runghc Setup.lhs configure -v2 \
-   --prefix=%{_prefix} \
-   --libdir=%{_libdir} \
-   --libexecdir=%{_libexecdir} \
-   --docdir=%{_docdir}/%{name}-%{version}
-
-runghc Setup.lhs build
-runghc Setup.lhs haddock --executable --html-location=URL --hyperlink-source
+%ghc_lib_build
 
 %install
-[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-runghc Setup.lhs copy --destdir=%{buildroot}
-runghc Setup.lhs register \
-   --gen-pkg-config="%{buildroot}%{_libdir}/ghc-%{ghc_ver}/%{pkgname}-%{version}/%{pkgname}-%{version}.conf"
+%ghc_lib_install
+
+rm -f %{buildroot}%{_ghclicensedir}/%{name}/LICENSE
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%post
-ghc-pkg register %{_libdir}/ghc-%{ghc_ver}/%{pkgname}-%{version}/%{pkgname}-%{version}.conf &>/dev/null || :
-
-%preun
-ghc-pkg unregister %{_libdir}/ghc-%{ghc_ver}/%{pkgname}-%{version}/%{pkgname}-%{version}.conf &>/dev/null || :
-
-%files
+%files -f %{name}.files
 %defattr(-,root,root)
-%{_libdir}/ghc-%{ghc_ver}/%{pkgname}-%{version}
-%dir %{_docdir}/%{name}-%{version}
-%{_docdir}/%{name}-%{version}/LICENSE
-%{_docdir}/%{name}-%{version}/html
+%license LICENSE
+
+%files devel -f %{name}-devel.files
+%defattr(-,root,root)
+%doc 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> 2.2.1.0-2mamba
+- rebuilt without conflicting ghc-exceptions-devel
+
+* Sat Dec 02 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 2.2.1.0-1mamba
+- update to 2.2.1.0
+
 * Sun Apr 12 2015 Davide Madrisan <davide.madrisan@gmail.com> 0.7.0.6-1mamba
 - update to 0.7.0.6