diff --git a/.gitignore b/.gitignore
index e8cd205..8b9f7f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /aeson-0.8.0.2.tar.gz
 /aeson-1.0.2.1.tar.gz
 /time-locale-compat-0.1.1.3.tar.gz
+/aeson-1.2.3.0.tar.gz
diff --git a/ghc-aeson.spec b/ghc-aeson.spec
index bd40583..60ccd73 100644
--- a/ghc-aeson.spec
+++ b/ghc-aeson.spec
@@ -7,8 +7,8 @@
 %bcond_with tests
 
 Name:           ghc-%{pkg_name}
-Version:        1.0.2.1
-Release:        8%{?dist}
+Version:        1.2.3.0
+Release:        1%{?dist}
 Summary:        Fast JSON parsing and encoding
 
 License:        BSD
@@ -29,17 +29,22 @@ BuildRequires:  ghc-scientific-devel
 BuildRequires:  ghc-tagged-devel
 BuildRequires:  ghc-template-haskell-devel
 BuildRequires:  ghc-text-devel
+BuildRequires:  ghc-th-abstraction-devel
 BuildRequires:  ghc-time-devel
 BuildRequires:  ghc-time-locale-compat-devel
 BuildRequires:  ghc-unordered-containers-devel
+BuildRequires:  ghc-uuid-types-devel
 BuildRequires:  ghc-vector-devel
 %if %{with tests}
 BuildRequires:  ghc-HUnit-devel
 BuildRequires:  ghc-QuickCheck-devel
 BuildRequires:  ghc-base-orphans-devel
 BuildRequires:  ghc-base16-bytestring-devel
+BuildRequires:  ghc-directory-devel
+BuildRequires:  ghc-filepath-devel
 BuildRequires:  ghc-generic-deriving-devel
 BuildRequires:  ghc-hashable-time-devel
+BuildRequires:  ghc-integer-logarithms-devel
 BuildRequires:  ghc-quickcheck-instances-devel
 BuildRequires:  ghc-test-framework-devel
 BuildRequires:  ghc-test-framework-hunit-devel
@@ -106,6 +111,9 @@ This package provides the Haskell %{pkg_name} library development files.
 
 
 %changelog
+* Wed Jan 24 2018 Jens Petersen <petersen@redhat.com> - 1.2.3.0-1
+- update to 1.2.3.0
+
 * Fri Jan 12 2018 Jens Petersen <petersen@redhat.com> - 1.0.2.1-8
 - time-locale-compat is now packaged
 
diff --git a/sources b/sources
index 7c03913..a2cf3ba 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (aeson-1.0.2.1.tar.gz) = 2647cc22cec7bfbb9ac27e20a471333a7abd436bd338d8069093259fdf3829b04c16043ff669382461a4fdfa84dfd4f59837ece704f7a773ebf4aca21afa5e8e
+SHA512 (aeson-1.2.3.0.tar.gz) = 756c230024010cacb5f8961ccbeda240e8fd04187cbb593605ee8709c6e8d6f20979d72e81fb05b5bcd5d36054a1c0b216c87bba8f2f4f914e80ff39a5a74659