diff --git a/contrib/crossrpms/cygwin/i686/Makefile.am b/contrib/crossrpms/cygwin/i686/Makefile.am
index dd51a7f60e..fde82592b6 100644
--- a/contrib/crossrpms/cygwin/i686/Makefile.am
+++ b/contrib/crossrpms/cygwin/i686/Makefile.am
@@ -36,8 +36,8 @@ ZLIB_VERS = 1.2.3-10
 ZLIB_RPMREL = 0.20100204.0%{?dist}
 include ../zlib.am
 
-GMP_VERS = 4.2.4-1
-GMP_RPMREL = 0.20090827.0%{?dist}
+GMP_VERS = 4.3.1-3
+GMP_RPMREL = 0.20100204.0%{?dist}
 include ../gmp.am
 
 MPFR_VERS = 2.4.1-1
diff --git a/contrib/crossrpms/cygwin/i686/i686-pc-cygwin-gmp.spec b/contrib/crossrpms/cygwin/i686/i686-pc-cygwin-gmp.spec
index 462bb1a95d..5377361a0d 100644
--- a/contrib/crossrpms/cygwin/i686/i686-pc-cygwin-gmp.spec
+++ b/contrib/crossrpms/cygwin/i686/i686-pc-cygwin-gmp.spec
@@ -30,11 +30,11 @@
 %define _host_rpmprefix %{nil}
 %endif
 
-%define gmp_version 4.2.4-1
-%define gmp_rpmvers %{expand:%(echo 4.2.4-1 | tr - _)} 
+%define gmp_version 4.3.1-3
+%define gmp_rpmvers %{expand:%(echo 4.3.1-3 | tr - _)} 
 
 Name:         i686-pc-cygwin-gmp
-Release:      0.20090827.0%{?dist}
+Release:      0.20100204.0%{?dist}
 License:      GPL
 Group:        Development/Tools