diff --git a/.gitignore b/.gitignore
index 6c7c3bd..41e4e8b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /bifunctors-5.4.2.tar.gz
+/bifunctors-5.5.tar.gz
diff --git a/ghc-bifunctors.spec b/ghc-bifunctors.spec
index 24e4aa4..38facb1 100644
--- a/ghc-bifunctors.spec
+++ b/ghc-bifunctors.spec
@@ -7,8 +7,8 @@
 %bcond_without tests
 
 Name:           ghc-%{pkg_name}
-Version:        5.4.2
-Release:        2%{?dist}
+Version:        5.5
+Release:        1%{?dist}
 Summary:        Bifunctors
 
 License:        BSD
@@ -24,6 +24,7 @@ BuildRequires:  ghc-containers-devel
 BuildRequires:  ghc-semigroups-devel
 BuildRequires:  ghc-tagged-devel
 BuildRequires:  ghc-template-haskell-devel
+BuildRequires:  ghc-th-abstraction-devel
 BuildRequires:  ghc-transformers-compat-devel
 BuildRequires:  ghc-transformers-devel
 %if %{with tests}
@@ -90,6 +91,9 @@ This package provides the Haskell %{pkg_name} library development files.
 
 
 %changelog
+* Wed Jan 24 2018 Jens Petersen <petersen@redhat.com> - 5.5-1
+- update to 5.5
+
 * Sun Sep 17 2017 Elliott Sales de Andrade <quantum.analyst@gmail.com> 5.4.2-2
 - Expand description a bit.
 
diff --git a/sources b/sources
index 5563ecb..e674866 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (bifunctors-5.4.2.tar.gz) = 304281f112b34014fcce6082d8e7584333fcd740b3046e1dfd1bc6910221d9306808a5f0f023e9e63917e9c604d8ae7f6a0cac98aee52dd52e3580cb6a199e93
+SHA512 (bifunctors-5.5.tar.gz) = e2b5717876a649ac33d18cb401677cfd4b1ea55061035023af101f2b7fdd60db0eeedf7dacfc55ba070e28d726973c28a1ce1dcdf52b7140bd8bfc6777c8d9e2