diff --git a/.gitignore b/.gitignore
index 2464cd2..f6281a5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /libabigail-1.0-git-088f077.tar.gz
 /libabigail-1.0-git-43c06a8.tar.gz
 /libabigail-0.1-git-43c06a8.tar.gz
+/libabigail-1.0-git-ab1316b.tar.gz
diff --git a/libabigail.spec b/libabigail.spec
index 34bfe07..0fee0d9 100644
--- a/libabigail.spec
+++ b/libabigail.spec
@@ -1,11 +1,11 @@
-%global date 20150625
-%global git_revision 43c06a8
+%global date 20150720
+%global git_revision ab1316b
 %global checkout %{date}git%{git_revision}
 %global tarball_name %{name}-%{version}-git-%{git_revision}
 
 Name: libabigail
 Version: 1.0
-Release: 0.3.%{checkout}%{?dist}
+Release: 0.4.%{checkout}%{?dist}
 Summary: Set of ABI analysis tools
 
 License: LGPLv3+
@@ -108,6 +108,7 @@ fi
 %{_bindir}/abidiff
 %{_bindir}/abidw
 %{_bindir}/abilint
+%{_bindir}/abipkgdiff
 %{_libdir}/libabigail.so.0
 %{_libdir}/libabigail.so.0.0.0
 %doc AUTHORS ChangeLog
@@ -127,6 +128,12 @@ fi
 %{_infodir}/abigail.info*
 
 %changelog
+* Mon Jul 20 2015 Sinny Kumari <ksinny@gmail.com> - 1.0-0.4.20150720gitab1316b
+- Update to upstream git commit hash ab1316b. It brings various bug fixes and a
+  new abipkgdiff tool to detect abi changes at package level.
+- Install abipkgdiff binary in bindir
+- Adjust date, git_revision and Release macros
+
 * Thu Jun 25 2015 Dodji Seketeli <dodji@seketeli.org> - 1.0-0.3.20150625git43c06a8
 - Update to upstream git commit hash 43c06a8 (pre-release of 1.0).
   This brings lots of bug fixes as well as some improvements in change
@@ -134,7 +141,7 @@ fi
   tool.
 - Tarball name format is now clearer: %%{name}-%%{version}-git-%%{git_revision}
 - Add new macro tarball_name for that
-- Adjust the Source0, git_revision, data, Release macros
+- Adjust the Source0, git_revision, date, Release macros
 - Adjust the %setup directive to the fact that the tarball now extracts to
   a directory named %%{name}-%%{version}-git-%%{git_revision}
 - Adjust the packaging of the man pages as some of them moved from
diff --git a/sources b/sources
index 2b4ff23..3fdd82b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-f8d236a93f3cb6a1aa766d4c52cbe0a5  libabigail-1.0-git-43c06a8.tar.gz
+4c6690d4106dd28e9c3db62273734074  libabigail-1.0-git-ab1316b.tar.gz