diff --git a/pkgs/applications/science/electronics/nvc/default.nix b/pkgs/applications/science/electronics/nvc/default.nix
index 5ec866ea9c49..cb7be3342978 100644
--- a/pkgs/applications/science/electronics/nvc/default.nix
+++ b/pkgs/applications/science/electronics/nvc/default.nix
@@ -16,28 +16,15 @@
 
 stdenv.mkDerivation rec {
   pname = "nvc";
-  version = "1.9.0";
+  version = "1.9.1";
 
   src = fetchFromGitHub {
     owner = "nickg";
     repo = pname;
     rev = "r${version}";
-    hash = "sha256-hsoEAFSXI2bvzZV33jdg1849fipPQlUu3MZVvht54fI=";
+    hash = "sha256-UeA+6RKZMttLThyAf80ONximXRJNw5mUNM+cyCDTcGM=";
   };
 
-  patches = [
-    # TODO: remove me on next release
-    (fetchpatch {
-      url = "https://github.com/nickg/nvc/commit/c857e16c33851f8a5386b97bc0dada2836b5db83.patch";
-      hash = "sha256-rvZHI1iQXT9zLpCugg5mGmMZBRbTe9PSHtDG7FVZ67Q=";
-    })
-  ];
-
-  # TODO: recheck me on next release
-  postPatch = lib.optionalString stdenv.isLinux ''
-    sed -i "/vhpi4/d" test/regress/testlist.txt
-  '';
-
   nativeBuildInputs = [
     autoreconfHook
     check