diff --git a/proj-4.9.3.tar.gz b/proj-4.9.3.tar.gz
deleted file mode 100644
index a031367..0000000
--- a/proj-4.9.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6984542fea333488de5c82eea58d699e4aff4b359200a9971537cd7e047185f7
-size 921448
diff --git a/proj-5.1.0.tar.gz b/proj-5.1.0.tar.gz
new file mode 100644
index 0000000..c29e1a7
--- /dev/null
+++ b/proj-5.1.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6b1379a53317d9b5b8c723c1dc7bf2e3a8eb22ceb46b8807a1ce48ef65685bb3
+size 1006324
diff --git a/proj-datumgrid-1.6.zip b/proj-datumgrid-1.6.zip
deleted file mode 100644
index 1e7f0cb..0000000
--- a/proj-datumgrid-1.6.zip
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:054e7b63b474926c79f25fbe5cd8760351e8d93e5a167b5473e993c01bb08866
-size 2766762
diff --git a/proj-datumgrid-1.7.zip b/proj-datumgrid-1.7.zip
new file mode 100644
index 0000000..76c439c
--- /dev/null
+++ b/proj-datumgrid-1.7.zip
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ffcad4453fac3b4a13ca678ef343e688496e18019f35709ef03c5f200e9fb85a
+size 6601627
diff --git a/proj.changes b/proj.changes
index e6dcfb8..243a006 100644
--- a/proj.changes
+++ b/proj.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jul 12 08:45:57 UTC 2018 - mpluskal@suse.com
+
+- Update to version 5.1.0 and datumgrid 1.7
+  * See provided NEWS for list of all changes
+
 -------------------------------------------------------------------
 Sun Oct  2 09:00:00 UTC 2016 - tzotsos@opensuse.org
 
diff --git a/proj.spec b/proj.spec
index c673925..b3c9109 100644
--- a/proj.spec
+++ b/proj.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package proj
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,45 +16,48 @@
 #
 
 
-%define libname lib%{name}12
+%define gridver 1.7
+%define sover   13
+%define libname lib%{name}%{sover}
 Name:           proj
-Version:        4.9.3
+Version:        5.1.0
 Release:        0
 Summary:        Cartographic projection software
 License:        MIT
 Group:          Productivity/Scientific/Other
-Url:            https://trac.osgeo.org/proj/
+URL:            https://trac.osgeo.org/proj/
 Source0:        http://download.osgeo.org/proj/%{name}-%{version}.tar.gz
-Source1:        http://download.osgeo.org/proj/%{name}-datumgrid-1.6.zip
+Source1:        http://download.osgeo.org/proj/%{name}-datumgrid-%{gridver}.zip
 BuildRequires:  pkgconfig
 BuildRequires:  unzip
 Provides:       libproj = %{version}
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-
-%package -n %{libname}
-Summary:        Cartographic projection software
-Group:          Development/Libraries/C and C++
-
-%package -n libproj-devel
-Summary:        Development files for PROJ
-Group:          Development/Libraries/C and C++
-Requires:       %{libname} = %{version}
-
-%description -n %{libname}
-This package the library for performing respective
-forward and inverse transformation of cartographic data to or from cartesian
-data with a wide range of selectable projection functions.
 
 %description
 This package offers the commandline tools for performing respective
 forward and inverse transformation of cartographic data to or from cartesian
 data with a wide range of selectable projection functions.
 
-%description -n libproj-devel
+%package -n %{libname}
+Summary:        Cartographic projection software
+Group:          Development/Libraries/C and C++
+
+%description -n %{libname}
+This package the library for performing respective
+forward and inverse transformation of cartographic data to or from cartesian
+data with a wide range of selectable projection functions.
+
+%package devel
+Summary:        Development files for PROJ
+Group:          Development/Libraries/C and C++
+Requires:       %{libname} = %{version}
+Provides:       libproj-devel = %{version}
+Obsoletes:      libproj-devel < %{version}
+
+%description devel
 This package contains libproj and the appropriate header files and man pages.
 
 %prep
-%setup -q -n %{name}-%{version}
+%setup -q
 cd nad
 unzip -o %{SOURCE1}
 
@@ -72,31 +75,33 @@ install -D -p -m 0644 src/projects.h %{buildroot}/%{_includedir}/projects.h
 %postun -n %{libname} -p /sbin/ldconfig
 
 %files
-%defattr(-,root,root)
-%doc NEWS AUTHORS COPYING README ChangeLog
+%doc NEWS AUTHORS README ChangeLog
 %defattr(0755,root,root)
 %{_bindir}/cs2cs
+%{_bindir}/cct
+%{_bindir}/gie
 %{_bindir}/geod
 %{_bindir}/invgeod
 %{_bindir}/invproj
 %{_bindir}/nad2bin
 %{_bindir}/proj
 %defattr(0644,root,root)
-%{_mandir}/man1/cs2cs.1%{ext_man}
-%{_mandir}/man1/geod.1%{ext_man}
-%{_mandir}/man1/proj.1%{ext_man}
+%{_mandir}/man1/cs2cs.1%{?ext_man}
+%{_mandir}/man1/geod.1%{?ext_man}
+%{_mandir}/man1/proj.1%{?ext_man}
+%{_mandir}/man1/cct.1%{?ext_man}
+%{_mandir}/man1/gie.1%{?ext_man}
 %{_datadir}/proj/
 
 %files -n %{libname}
-%defattr(0644,root,root)
-%{_libdir}/libproj.so.12*
+%license COPYING
+%{_libdir}/libproj.so.%{sover}*
 
-%files -n libproj-devel
-%defattr(0644,root,root)
+%files devel
 %{_includedir}/*.h
 %{_libdir}/libproj.so
 %{_libdir}/pkgconfig/proj.pc
-%{_mandir}/man3/geodesic.3%{ext_man}
-%{_mandir}/man3/pj_init.3%{ext_man}
+%{_mandir}/man3/geodesic.3%{?ext_man}
+%{_mandir}/man3/pj_init.3%{?ext_man}
 
 %changelog