diff --git a/libmpc.spec b/libmpc.spec
index ed86c84..4443a88 100644
--- a/libmpc.spec
+++ b/libmpc.spec
@@ -1,5 +1,5 @@
 Name:          libmpc
-Version:       1.0.3
+Version:       1.1.0
 Release:       1mamba
 Summary:       A C library for the arithmetic of complex numbers
 Group:         System/Libraries
@@ -7,7 +7,8 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.multiprecision.org/
-Source:        http://www.multiprecision.org/mpc/download/mpc-%{version}.tar.gz
+Source:        https://ftp.gnu.org/gnu/mpc/mpc-%{version}.tar.gz
+#Source:        http://www.multiprecision.org/mpc/download/mpc-%{version}.tar.gz
 Patch0:        %{name}-0.8.1-gmp501.patch
 License:       LGPL
 Requires(post):%{__install_info}
@@ -69,6 +70,9 @@ exit 0
 %doc NEWS README TODO
 
 %changelog
+* Wed Mar 21 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 1.1.0-1mamba
+- update to 1.1.0
+
 * Sun Mar 08 2015 Automatic Build System <autodist@mambasoft.it> 1.0.3-1mamba
 - automatic version update by autodist