diff --git a/pkgs/development/libraries/ntl/default.nix b/pkgs/development/libraries/ntl/default.nix
index e83fe2e7e7b..efb307507a3 100644
--- a/pkgs/development/libraries/ntl/default.nix
+++ b/pkgs/development/libraries/ntl/default.nix
@@ -14,11 +14,11 @@ assert withGf2x -> gf2x != null;
 
 stdenv.mkDerivation rec {
   pname = "ntl";
-  version = "11.3.2";
+  version = "11.3.4";
 
   src = fetchurl {
     url = "http://www.shoup.net/ntl/ntl-${version}.tar.gz";
-    sha256 = "17bfsvn72zjqfibnxscyf4hbk3inndh4r89jd2zg7mgqmd2k3fl4";
+    sha256 = "0fdy63x6iglp20ypqhkpjj6wqjzpxlyl2wfw2dqlgiy6l6ibm4rd";
   };
 
   buildInputs = [