diff --git a/.gitignore b/.gitignore
index 611031c..fd1ef4d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@
 /dbus-1.2.15.1.tar.gz
 /dbus-1.2.16.tar.gz
 /dbus-1.2.17.tar.gz
+/dbus-1.2.27.tar.gz
diff --git a/ghc-dbus.spec b/ghc-dbus.spec
index 02bc60b..3060985 100644
--- a/ghc-dbus.spec
+++ b/ghc-dbus.spec
@@ -1,4 +1,4 @@
-# generated by cabal-rpm-2.0.9
+# generated by cabal-rpm-2.1.0
 # https://docs.fedoraproject.org/en-US/packaging-guidelines/Haskell/
 
 %global pkg_name dbus
@@ -7,11 +7,11 @@
 %bcond_without tests
 
 Name:           ghc-%{pkg_name}
-Version:        1.2.17
-Release:        4%{?dist}
+Version:        1.2.27
+Release:        1%{?dist}
 Summary:        A client library for the D-Bus IPC system
 
-License:        ASL 2.0
+License:        Apache-2.0
 Url:            https://hackage.haskell.org/package/%{pkg_name}
 # Begin cabal-rpm sources:
 Source0:        https://hackage.haskell.org/package/%{pkgver}/%{pkgver}.tar.gz
@@ -21,6 +21,28 @@ Patch0:         dbus-disable-test_ListenUnix_InvalidBind.patch
 # Begin cabal-rpm deps:
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
+BuildRequires:  ghc-base-devel
+BuildRequires:  ghc-bytestring-devel
+BuildRequires:  ghc-cereal-devel
+BuildRequires:  ghc-conduit-devel
+BuildRequires:  ghc-containers-devel
+BuildRequires:  ghc-deepseq-devel
+BuildRequires:  ghc-exceptions-devel
+BuildRequires:  ghc-filepath-devel
+BuildRequires:  ghc-lens-devel
+BuildRequires:  ghc-network-devel
+BuildRequires:  ghc-parsec-devel
+BuildRequires:  ghc-random-devel
+BuildRequires:  ghc-split-devel
+BuildRequires:  ghc-template-haskell-devel
+BuildRequires:  ghc-text-devel
+BuildRequires:  ghc-th-lift-devel
+BuildRequires:  ghc-transformers-devel
+BuildRequires:  ghc-unix-devel
+BuildRequires:  ghc-vector-devel
+BuildRequires:  ghc-xml-conduit-devel
+BuildRequires:  ghc-xml-types-devel
+%if %{with ghc_prof}
 BuildRequires:  ghc-base-prof
 BuildRequires:  ghc-bytestring-prof
 BuildRequires:  ghc-cereal-prof
@@ -42,6 +64,7 @@ BuildRequires:  ghc-unix-prof
 BuildRequires:  ghc-vector-prof
 BuildRequires:  ghc-xml-conduit-prof
 BuildRequires:  ghc-xml-types-prof
+%endif
 %if %{with tests}
 BuildRequires:  ghc-QuickCheck-devel
 BuildRequires:  ghc-directory-devel
@@ -149,6 +172,10 @@ This package provides the Haskell %{pkg_name} profiling library.
 
 
 %changelog
+* Sun Jan 22 2023 Jens Petersen <petersen@redhat.com> - 1.2.27-1
+- https://hackage.haskell.org/package/dbus-1.2.27/changelog
+- refresh to cabal-rpm-2.1.0 with SPDX migration
+
 * Thu Jul 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.17-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
 
diff --git a/sources b/sources
index 046531b..0cae5de 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (dbus-1.2.17.tar.gz) = d82c1e1d9f97dfe565f8e324242900f9571e2f7636041ad0fbadd9051de1ca91760e43e558637511e5c8c95c0498b6d6a4dfe45a5609e79dc552b4a50a90250b
+SHA512 (dbus-1.2.27.tar.gz) = 2c6b87b4a793b555ef617e3f3f89695116180f0e1df2f84ee3da62c819c05c10a78d328644b84c8c9796354ee6dd1c6ad6b0430a1b9a2d7fe112b251d4606e8d