diff --git a/.gitignore b/.gitignore
index 1ba94bd..ab690fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /pkgdiff-1.6.1.tar.gz
 /pkgdiff-1.6.2.tar.gz
 /pkgdiff-1.6.3.tar.gz
+/pkgdiff-1.6.4.tar.gz
diff --git a/pkgdiff.spec b/pkgdiff.spec
index 40d1759..e989541 100644
--- a/pkgdiff.spec
+++ b/pkgdiff.spec
@@ -1,6 +1,6 @@
 Name:           pkgdiff
-Version:        1.6.3
-Release:        2%{?dist}
+Version:        1.6.4
+Release:        1%{?dist}
 Summary:        A tool for analyzing changes in Linux software packages
 
 License:        GPLv2+
@@ -59,6 +59,9 @@ install -m 0644 %{name}.1 %{buildroot}%{_mandir}/man1
 
 
 %changelog
+* Tue Aug  8 2015 Richard Shaw <hobbes1069@gmail.com> - 1.6.4-1
+- Update to latest upstream release.
+
 * Thu Jun 18 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.6.3-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
 
diff --git a/sources b/sources
index 24f0741..6db53ec 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-0090259cc68c2f88ccdfe8bee1219b9a  pkgdiff-1.6.3.tar.gz
+19fc176cb214766990954da0f91734a7  pkgdiff-1.6.4.tar.gz