diff --git a/.gitignore b/.gitignore
index 7397ac8..b6ac1ba 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@ libpng-1.4.3.tar.bz2
 /libpng-1.6.10.tar.xz
 /libpng-1.6.19.tar.xz
 /libpng-1.6.21.tar.xz
+/libpng-1.6.23.tar.xz
diff --git a/mingw-libpng.spec b/mingw-libpng.spec
index 7ae5233..4a004d8 100644
--- a/mingw-libpng.spec
+++ b/mingw-libpng.spec
@@ -1,7 +1,7 @@
 %?mingw_package_header
 
 Name:           mingw-libpng
-Version:        1.6.21
+Version:        1.6.23
 Release:        1%{?dist}
 Summary:        MinGW Windows Libpng library
 
@@ -137,6 +137,9 @@ rm -rf $RPM_BUILD_ROOT%{mingw64_mandir}
 
 
 %changelog
+* Wed Jun 15 2016 Kalev Lember <klember@redhat.com> - 1.6.23-1
+- Update to 1.6.23
+
 * Sat Feb  6 2016 Erik van Pienbroek <epienbro@fedoraproject.org> - 1.6.21-1
 - Update to 1.6.21
 - Fixes various CVE's (RHBZ #1281760, #1281756)
diff --git a/sources b/sources
index 8e4c978..4e173f7 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-3bacb4728f6694a64ad9052769d6a4ce  libpng-1.6.21.tar.xz
+9b320a05ed4db1f3f0865c8a951fd9aa  libpng-1.6.23.tar.xz