diff --git a/ext/gmp/README b/ext/gmp/README
index 6c1bf0b8478..2842dd38800 100644
--- a/ext/gmp/README
+++ b/ext/gmp/README
@@ -1,3 +1,3 @@
-Arbitrary length number support with GNU GMP library.
-Documentation will follow.
-See also http://www.swox.com/gmp/.
\ No newline at end of file
+Arbitrary length number support with GNU MP library.
+Please see the PGP manual for more documentation.
+See also GNU MP home page at http://www.swox.com/gmp/.