diff --git a/system/devel/mpfr/pspec.xml b/system/devel/mpfr/pspec.xml
index f75be1b9..54ed978a 100644
--- a/system/devel/mpfr/pspec.xml
+++ b/system/devel/mpfr/pspec.xml
@@ -13,7 +13,7 @@
         <IsA>library</IsA>
         <Summary>Multiple precision floating point library</Summary>
         <Description>The MPFR library is a C library for multiple-precision floating-point computations with exact rounding (also called correct rounding). It is based on the GMP multiple-precision library.</Description>
-        <Archive sha1sum="c0fab77c6da4cb710c81cc04092fb9bea11a9403" type="tarxz">http://www.mpfr.org/mpfr-current/mpfr-3.1.5.tar.xz</Archive>
+        <Archive sha1sum="c0fab77c6da4cb710c81cc04092fb9bea11a9403" type="tarxz">https://ftp.gnu.org/gnu/mpfr/mpfr-3.1.5.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>gmp-devel</Dependency>
         </BuildDependencies>