diff --git a/pkgs/tools/networking/privoxy/default.nix b/pkgs/tools/networking/privoxy/default.nix
index 4ce3c38924257..646eef3780472 100644
--- a/pkgs/tools/networking/privoxy/default.nix
+++ b/pkgs/tools/networking/privoxy/default.nix
@@ -16,22 +16,13 @@
 stdenv.mkDerivation rec {
 
   pname = "privoxy";
-  version = "3.0.34";
+  version = "4.0.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/ijbswa/Sources/${version}%20%28stable%29/${pname}-${version}-stable-src.tar.gz";
-    sha256 = "sha256-5sy8oWVvTmFrRlf4UU4zpw9ml+nXKUNWV3g5Mio8XSw=";
+    sha256 = "sha256-wI4roASTBwF7+dimPdKg37lqoM3rNK4Ad3bmPrpiom8=";
   };
 
-  # Patch to fix socks4 and socks4a support under glibc's source fortification
-  # (enabled by default since glibc 2.38-0)
-  patches = [
-    (fetchpatch {
-      url = "https://www.privoxy.org/gitweb/?p=privoxy.git;a=commitdiff_plain;h=19d7684ca10f6c1279568aa19e9a9da2276851f1";
-      sha256 = "sha256-bCb0RUVrWeGfqZYFHXDEEx+76xiNyVqehtLvk9C1j+4=";
-    })
-  ];
-
   nativeBuildInputs = [
     autoreconfHook
     w3m