diff --git a/.gitignore b/.gitignore
index e4d69d2..14853e6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 /cmark-0.24.1.tar.gz
 /0.25.2.tar.gz
 /cmark-0.27.1.tar.gz
+/cmark-0.28.3.tar.gz
diff --git a/cmark-0.25.2-libcmark.pc-libdir.patch b/cmark-0.25.2-libcmark.pc-libdir.patch
deleted file mode 100644
index eb1bb5b..0000000
--- a/cmark-0.25.2-libcmark.pc-libdir.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- cmark-0.25.2/src/libcmark.pc.in~	2016-03-27 05:24:14.000000000 +0900
-+++ cmark-0.25.2/src/libcmark.pc.in	2017-02-05 18:22:28.962548069 +0900
-@@ -1,6 +1,6 @@
- prefix=@CMAKE_INSTALL_PREFIX@
- exec_prefix=@CMAKE_INSTALL_PREFIX@
--libdir=@CMAKE_INSTALL_PREFIX@/lib
-+libdir=@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_LIBDIR@
- includedir=@CMAKE_INSTALL_PREFIX@/include
- 
- Name: libcmark
diff --git a/cmark.spec b/cmark.spec
index be65cf7..063eec2 100644
--- a/cmark.spec
+++ b/cmark.spec
@@ -5,14 +5,13 @@
 %endif
 
 Name:           cmark
-Version:        0.27.1
-Release:        4%{?dist}
+Version:        0.28.3
+Release:        1%{?dist}
 Summary:        CommonMark parsing and rendering
 
 License:        BSD and MIT
 URL:            https://github.com/jgm/cmark
 Source0:        https://github.com/jgm/cmark/archive/%{version}.tar.gz#/%{name}-%{version}.tar.gz
-Patch2:         cmark-0.25.2-libcmark.pc-libdir.patch
 
 BuildRequires:  cmake
 BuildRequires:  gcc-c++
@@ -48,7 +47,6 @@ This package provides the cmark library.
 
 %prep
 %setup -q
-%patch2 -p1 -b .orig
 
 
 %build
@@ -101,6 +99,10 @@ make test
 
 
 %changelog
+* Mon Dec 11 2017 Jens Petersen <petersen@redhat.com> - 0.28.3-1
+- update to 0.28.3
+  https://github.com/commonmark/cmark/releases
+
 * Sun Aug 06 2017 Björn Esser <besser82@fedoraproject.org> - 0.27.1-4
 - Rebuilt for AutoReq cmake-filesystem
 
diff --git a/sources b/sources
index 28594a2..f7c4291 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cmark-0.27.1.tar.gz) = a7797c9dfd54e20499666e37ba67b1902ef0d40867e7b941c1cfc93d4fbe935fb073be69aecc9f9f8c8e9524049037771635b45e071af981613431f3fbbe7b41
+SHA512 (cmark-0.28.3.tar.gz) = 409105a3228a8ae22ba6acf95cd99bc9a2c20f8603aa0e803a33172eb6ef53f80f8f0262d2258b77f9fd6e1f2e9017a6c906b88f761e053c09ef88c9ffab7d29