diff --git a/pkgs/development/libraries/gnutls/generic.nix b/pkgs/development/libraries/gnutls/generic.nix
index f031cb93c985..9425bd7c6a69 100644
--- a/pkgs/development/libraries/gnutls/generic.nix
+++ b/pkgs/development/libraries/gnutls/generic.nix
@@ -34,11 +34,7 @@ stdenv.mkDerivation {
   ] ++ lib.optional guileBindings
     [ "--enable-guile" "--with-guile-site-dir=\${out}/share/guile/site" ];
 
-  # Build of the Guile bindings is not parallel-safe.  See
-  # <http://git.savannah.gnu.org/cgit/gnutls.git/commit/?id=330995a920037b6030ec0282b51dde3f8b493cad>
-  # for the actual fix.  Also an apparent race in the generation of
-  # systemkey-args.h.
-  enableParallelBuilding = false;
+  enableParallelBuilding = true;
 
   buildInputs = [ lzo lzip nettle libtasn1 libidn p11_kit zlib gmp autogen ]
     ++ lib.optional doCheck nettools