diff --git a/templates/mpfr.tmpl b/templates/mpfr.tmpl
index b91f1edfd8e..ae6f30a9f90 100644
--- a/templates/mpfr.tmpl
+++ b/templates/mpfr.tmpl
@@ -3,6 +3,7 @@ pkgname=mpfr
 version=2.3.2
 distfiles="http://www.mpfr.org/mpfr-current/$pkgname-$version.tar.bz2"
 build_style=gnu_configure
+configure_args="--enable-thread-safe"
 short_desc="Library for multiple-precision floating-point computations"
 maintainer="Juan RP <xtraeme@gmail.com>"
 checksum=18e078c996e182b7ceab32f2ab840e6a151b593e0cd5b83cb9d2960f212fba4c