diff --git a/rtems/config/tools/rtems-gcc-4.3.2-newlib-1.16.0-1.cfg b/rtems/config/tools/rtems-gcc-4.3.2-newlib-1.16.0-1.cfg
index b440c9f..83773ad 100644
--- a/rtems/config/tools/rtems-gcc-4.3.2-newlib-1.16.0-1.cfg
+++ b/rtems/config/tools/rtems-gcc-4.3.2-newlib-1.16.0-1.cfg
@@ -9,7 +9,7 @@
 %define newlib_version 1.16.0
 %define mpfr_version   2.4.2
 %define mpc_version    0.8.2
-%define gmp_version    5.1.1
+%define gmp_version    5.0.5
 
 %define with_threads 1
 %define with_plugin  0