diff --git a/gmp-5.1.1.tar.bz2 b/gmp-5.1.1.tar.bz2
deleted file mode 100644
index c7214ef..0000000
--- a/gmp-5.1.1.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a0d4779f48b36519dfaceb5f987a7c76fcac223258bebea3bb2244310970afad
-size 2213841
diff --git a/gmp-5.1.2.tar.bz2 b/gmp-5.1.2.tar.bz2
new file mode 100644
index 0000000..2ca32ed
--- /dev/null
+++ b/gmp-5.1.2.tar.bz2
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2099deea64ef3e58ac2b42eaaa0286c3231430a8e893359d806bfa31611c1b8f
+size 2194495
diff --git a/gmp.changes b/gmp.changes
index 04b4952..e8394ef 100644
--- a/gmp.changes
+++ b/gmp.changes
@@ -1,3 +1,17 @@
+-------------------------------------------------------------------
+Wed May 22 13:41:54 UTC 2013 - rguenther@suse.com
+
+- Update to GMP 5.1.2 release.
+  * A bug in mpz_powm_ui triggered by base arguments of at least 15000
+    decimal digits or mod arguments of at least 7500 decimal digits has
+    been fixed.
+
+-------------------------------------------------------------------
+Wed Mar 27 10:41:43 UTC 2013 - mmeister@suse.com
+
+- Added url as source.
+  Please see http://en.opensuse.org/SourceUrls
+
 -------------------------------------------------------------------
 Wed Feb 20 19:28:21 UTC 2013 - schwab@suse.de
 
diff --git a/gmp.spec b/gmp.spec
index 5b664e9..60c60dd 100644
--- a/gmp.spec
+++ b/gmp.spec
@@ -22,13 +22,13 @@ BuildRequires:  gcc-c++
 %ifarch ppc64
 Obsoletes:      gmp-64bit
 %endif
-Version:        5.1.1
+Version:        5.1.2
 Release:        0
 Summary:        The GNU MP Library
 License:        GPL-3.0+ and LGPL-3.0+
 Group:          System/Libraries
 Url:            http://gmplib.org/
-Source:         gmp-%{version}.tar.bz2
+Source:         ftp://ftp.gmplib.org/pub/%{name}/%{name}-%{version}.tar.bz2
 Source2:        baselibs.conf
 Patch0:         gmp-noexec.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build