diff --git a/libbytesize-1.2.tar.gz b/libbytesize-1.2.tar.gz
deleted file mode 100644
index aa3924b..0000000
--- a/libbytesize-1.2.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:65656ed62080d73d0f21d9647cee20533377bee150e91807fd54c502f3e1108f
-size 432097
diff --git a/libbytesize-1.3.tar.gz b/libbytesize-1.3.tar.gz
new file mode 100644
index 0000000..01cabd5
--- /dev/null
+++ b/libbytesize-1.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d1991726a67ee44e4c9b3deaba5bbacd5392d3364439efce08060abc45edf5d0
+size 409873
diff --git a/libbytesize.changes b/libbytesize.changes
index f5aa0e3..63448c7 100644
--- a/libbytesize.changes
+++ b/libbytesize.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Fri May  4 01:06:42 UTC 2018 - luc14n0@linuxmail.org
+
+- Update to version 1.3:
+  + Do not segfault when trying to bs_size_free NULL.
+- Cleanup specfile removing deprecations.
+- Update LGPL License tag appending '-only' to comply with SPDX
+  3.0.
+- Add gcc BuildRequires to avoid implicit dependencies.
+
 -------------------------------------------------------------------
 Tue Feb  6 15:06:08 UTC 2018 - luc14n0@linuxmail.org
 
diff --git a/libbytesize.spec b/libbytesize.spec
index 3f681d1..fbc8535 100644
--- a/libbytesize.spec
+++ b/libbytesize.spec
@@ -21,13 +21,14 @@
 %define libname %{name}%{somajor}
 
 Name:           libbytesize
-Version:        1.2
+Version:        1.3
 Release:        0
 Summary:        A library for working with sizes in bytes
-License:        LGPL-2.1
+License:        LGPL-2.1-only
 Group:          Development/Libraries/C and C++
-Url:            https://github.com/storaged-project/libbytesize
-Source:         https://github.com/storaged-project/libbytesize/releases/download/1.2/%{name}-%{version}.tar.gz
+URL:            https://github.com/storaged-project/libbytesize
+Source:         https://github.com/storaged-project/libbytesize/releases/download/%{version}/%{name}-%{version}.tar.gz
+BuildRequires:  gcc
 BuildRequires:  gmp-devel
 BuildRequires:  gtk-doc
 BuildRequires:  mpfr-devel
@@ -35,7 +36,6 @@ BuildRequires:  python3-devel
 %{?with_python2:BuildRequires: python2-devel}
 BuildRequires:  pkgconfig(libpcre) >= 8.32
 Recommends:     %{name}-lang
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
 The LibBytesize is a C library that facilitates work with sizes in
@@ -101,23 +101,15 @@ the library from Python 3 easier and more convenient.
 find %{buildroot} -name '*.la' -type f -delete -print
 %find_lang %{name} %{?no_lang_C}
 
-# If python2 bindings are switched off this directory appears.
-# A feature request has been upstreamed for python 2 switch (gh#storaged-project/libbytesize#45).
-%if !%{with python2}
-rm -rf %{buildroot}/bytesize
-%endif
-
 %post -n %{libname} -p /sbin/ldconfig
 
 %postun -n %{libname} -p /sbin/ldconfig
 
 %files -n %{libname}
-%defattr(-,root,root)
 %doc README.md LICENSE
 %{_libdir}/%{name}.so.*
 
 %files devel
-%defattr(-,root,root)
 %doc %{_datadir}/gtk-doc/html/%{name}
 %{_libdir}/%{name}.so
 %dir %{_includedir}/bytesize
@@ -126,13 +118,11 @@ rm -rf %{buildroot}/bytesize
 
 %if %{with python2}
 %files -n python2-%{name}
-%defattr(-,root,root)
 %dir %{python2_sitearch}/bytesize
 %{python2_sitearch}/bytesize/*
 %endif
 
 %files -n python3-%{name}
-%defattr(-,root,root)
 %dir %{python3_sitearch}/bytesize
 %{python3_sitearch}/bytesize/*