diff --git a/pkgs/development/tools/misc/libtool/default.nix b/pkgs/development/tools/misc/libtool/default.nix
index c1319e91443..51163100907 100644
--- a/pkgs/development/tools/misc/libtool/default.nix
+++ b/pkgs/development/tools/misc/libtool/default.nix
@@ -1,10 +1,10 @@
 {stdenv, fetchurl, m4, perl}:
 
 stdenv.mkDerivation {
-  name = "libtool-1.5.14";
+  name = "libtool-1.5.20";
   src = fetchurl {
-    url = http://nix.cs.uu.nl/dist/tarballs/libtool-1.5.14.tar.gz;
-    md5 = "049bf67de9b0eb75cd943dafe3d749ec";
+    url = http://ftp.gnu.org/gnu/libtool/libtool-1.5.20.tar.gz;
+    md5 = "fc3b564700aebcb19de841c1c2d66e99";
   };
   buildInputs = [m4 perl];
 }