diff --git a/pkgs/development/libraries/SDL/default.nix b/pkgs/development/libraries/SDL/default.nix
index 534f31ad1f47..5e1c527eb8b5 100644
--- a/pkgs/development/libraries/SDL/default.nix
+++ b/pkgs/development/libraries/SDL/default.nix
@@ -42,6 +42,9 @@ stdenv.mkDerivation rec {
     sha256 = "005d993xcac8236fpvd1iawkz4wqjybkpn8dbwaliqz5jfkidlyn";
   };
 
+  # make: *** No rule to make target 'build/*.lo', needed by 'build/libSDL.la'.  Stop.
+  postPatch = "patchShebangs ./configure";
+
   outputs = [ "out" "dev" ];
   outputBin = "dev"; # sdl-config
 
diff --git a/pkgs/development/libraries/libvorbis/default.nix b/pkgs/development/libraries/libvorbis/default.nix
index f59237ee164c..2f9bca5ed95f 100644
--- a/pkgs/development/libraries/libvorbis/default.nix
+++ b/pkgs/development/libraries/libvorbis/default.nix
@@ -1,26 +1,16 @@
 { stdenv, fetchurl, libogg, pkgconfig, fetchpatch }:
 
 stdenv.mkDerivation rec {
-  name = "libvorbis-1.3.5";
+  name = "libvorbis-1.3.6";
 
   src = fetchurl {
     url = "http://downloads.xiph.org/releases/vorbis/${name}.tar.xz";
-    sha256 = "1lg1n3a6r41492r7in0fpvzc7909mc5ir9z0gd3qh2pz4yalmyal";
+    sha256 = "05dlzjkdpv46zb837wysxqyn8l636x3dw8v8ymlrwz2fg1dbn05g";
   };
 
   outputs = [ "out" "dev" "doc" ];
 
   patches = [
-    (fetchpatch {
-      url = "https://github.com/xiph/vorbis/commit/a79ec216cd119069c68b8f3542c6a425a74ab993.patch";
-      sha256 = "0xhsa96n3dlh2l85bxpz4b9m78mfxfgi2ibhjp77110a0nvkjr6h";
-      name = "CVE-2017-14633";
-    })
-    (fetchpatch {
-      url = "https://github.com/xiph/vorbis/commit/c1c2831fc7306d5fbd7bc800324efd12b28d327f.patch";
-      sha256 = "17lb86105im6fc0h0cx5sn94p004jsdbbs2vj1m9ll6z9yb4rxwc";
-      name = "CVE-2017-14632";
-    })
     (fetchpatch {
       url = "https://gitlab.xiph.org/xiph/vorbis/uploads/a68cf70fa10c8081a633f77b5c6576b7/0001-CVE-2017-14160-make-sure-we-don-t-overflow.patch";
       sha256 = "0v21p59cb3z77ch1v6q5dcrd733h91f3m8ifnd7kkkr8gzn17d5x";
diff --git a/pkgs/development/libraries/tremor/default.nix b/pkgs/development/libraries/tremor/default.nix
index 5e08a61cd1bb..6c6d144f9942 100644
--- a/pkgs/development/libraries/tremor/default.nix
+++ b/pkgs/development/libraries/tremor/default.nix
@@ -1,12 +1,12 @@
-{ stdenv, fetchsvn, autoreconfHook, pkgconfig, libogg }:
+{ stdenv, fetchgit, autoreconfHook, pkgconfig, libogg }:
 
 stdenv.mkDerivation rec {
-  name = "tremor-svn-${src.rev}";
+  name = "tremor-git-${src.rev}";
 
-  src = fetchsvn {
-    url = http://svn.xiph.org/trunk/Tremor;
-    rev = "17866";
-    sha256 = "161411cbefa1527da7a8fc087e78d8e21d19143d3a6eb42fb281e5026aad7568";
+  src = fetchgit {
+    url = https://git.xiph.org/tremor.git;
+    rev = "562307a4a7082e24553f3d2c55dab397a17c4b4f";
+    sha256 = "0m07gq4zfgigsiz8b518xyb19v7qqp76qmp7lb262825vkqzl3zq";
   };
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];