diff --git a/.gitignore b/.gitignore
index 4c30726..f086c0f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@
 /semigroups-0.16.0.1.tar.gz
 /semigroups-0.18.1.tar.gz
 /semigroups-0.18.2.tar.gz
+/semigroups-0.18.3.tar.gz
diff --git a/ghc-semigroups.spec b/ghc-semigroups.spec
index a9243ff..e4cad67 100644
--- a/ghc-semigroups.spec
+++ b/ghc-semigroups.spec
@@ -5,8 +5,8 @@
 %global pkgver %{pkg_name}-%{version}
 
 Name:           ghc-%{pkg_name}
-Version:        0.18.2
-Release:        3%{?dist}
+Version:        0.18.3
+Release:        1%{?dist}
 Summary:        Anything that associates
 
 License:        BSD
@@ -74,6 +74,9 @@ This package provides the Haskell %{pkg_name} library development files.
 
 
 %changelog
+* Wed Jan 24 2018 Jens Petersen <petersen@redhat.com> - 0.18.3-1
+- update to 0.18.3
+
 * Wed Aug 02 2017 Fedora Release Engineering <releng@fedoraproject.org> - 0.18.2-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
 
diff --git a/sources b/sources
index ca31dd3..fbe4530 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (semigroups-0.18.2.tar.gz) = db43500859eb041eee800727f1606a96bb9367fa7032bb15ee02b7d34a9d5e46bd8d4ce991988058b05b75816351f837e180e1f8df7dda78548cf3fde7a57e45
+SHA512 (semigroups-0.18.3.tar.gz) = 7fb0d20feac6a00b2d4404526300140795429b7e79217b9212c62f210b2d45c7555c04ffa69124d530725669deb2de20c4fd0b02d470b416117f33e1e1ce0d5e