diff --git a/pkgs/development/compilers/ghdl/default.nix b/pkgs/development/compilers/ghdl/default.nix
index 758b04a7101e..383fec786b91 100644
--- a/pkgs/development/compilers/ghdl/default.nix
+++ b/pkgs/development/compilers/ghdl/default.nix
@@ -1,40 +1,63 @@
-{ stdenv, fetchFromGitHub, fetchpatch, callPackage, gnat11, zlib, llvm, lib
-, backend ? "mcode" }:
+{ stdenv
+, fetchFromGitHub
+, fetchpatch
+, callPackage
+, gnat
+, zlib
+, llvm
+, lib
+, backend ? "mcode"
+}:
 
 assert backend == "mcode" || backend == "llvm";
 
 stdenv.mkDerivation rec {
   pname = "ghdl-${backend}";
-  version = "1.0.0";
+  version = "2.0.0";
 
   src = fetchFromGitHub {
     owner  = "ghdl";
     repo   = "ghdl";
     rev    = "v${version}";
-    sha256 = "1gyh0xckwbzgslbpw9yrpj4gqs9fm1a2qpbzl0sh143fk1kwjlly";
+    sha256 = "sha256-B/G3FGRzYy4Y9VNNB8yM3FohiIjPJhYSVbqsTN3cL5k=";
   };
 
   patches = [
-    # Allow compilation with GNAT 11, picked from master
+    # https://github.com/ghdl/ghdl/issues/2056
     (fetchpatch {
-      name = "fix-gnat-11-compilation.patch";
-      url = "https://github.com/ghdl/ghdl/commit/8356ea3bb4e8d0e5ad8638c3d50914b64fc360ec.patch";
-      sha256 = "04pzn8g7xha8000wbjjmry6h1grfqyn3bjvj47hi4qwgl21wfjra";
+      name = "fix-build-gcc-12.patch";
+      url = "https://github.com/ghdl/ghdl/commit/f8b87697e8b893b6293ebbfc34670c32bfb49397.patch";
+      hash = "sha256-tVbMm8veFkNPs6WFBHvaic5Jkp1niyg0LfFufa+hT/E=";
     })
   ];
 
   LIBRARY_PATH = "${stdenv.cc.libc}/lib";
 
-  buildInputs = [ gnat11 zlib ] ++ lib.optional (backend == "llvm") [ llvm ];
-  propagatedBuildInputs = lib.optionals (backend == "llvm") [ zlib ];
+  nativeBuildInputs = [
+    gnat
+  ];
+  buildInputs = [
+    zlib
+  ] ++ lib.optional (backend == "llvm") [
+    llvm
+  ];
+  propagatedBuildInputs = [
+  ] ++ lib.optionals (backend == "llvm") [
+    zlib
+  ];
 
   preConfigure = ''
     # If llvm 7.0 works, 7.x releases should work too.
     sed -i 's/check_version  7.0/check_version  7/g' configure
   '';
 
-  configureFlags = [ "--enable-synth" ] ++ lib.optional (backend == "llvm")
-    "--with-llvm-config=${llvm.dev}/bin/llvm-config";
+  configureFlags = [
+    # See https://github.com/ghdl/ghdl/pull/2058
+    "--disable-werror"
+    "--enable-synth"
+  ] ++ lib.optionals (backend == "llvm") [
+    "--with-llvm-config=${llvm.dev}/bin/llvm-config"
+  ];
 
   hardeningDisable = [ "format" ];