diff --git a/pkgs/applications/science/electronics/verilog/default.nix b/pkgs/applications/science/electronics/verilog/default.nix
index 994ecb8c13149..485bc27e801c1 100644
--- a/pkgs/applications/science/electronics/verilog/default.nix
+++ b/pkgs/applications/science/electronics/verilog/default.nix
@@ -1,5 +1,6 @@
 { lib, stdenv
 , fetchFromGitHub
+, fetchpatch
 , autoconf
 , bison
 , bzip2
@@ -7,56 +8,57 @@
 , gperf
 , ncurses
 , perl
+, python3
 , readline
 , zlib
 }:
 
-let
-  # iverilog-test has been merged to the main iverilog main source tree
-  # in January 2022, so it won't be longer necessary.
-  # For now let's fetch it from the separate repo, since 11.0 was released in 2020.
-  iverilog-test = fetchFromGitHub {
-    owner  = "steveicarus";
-    repo   = "ivtest";
-    rev    = "a19e629a1879801ffcc6f2e6256ca435c20570f3";
-    sha256 = "sha256-3EkmrAXU0/mRxrxp5Hy7C3yWTVK16L+tPqqeEryY/r8=";
-  };
-in
 stdenv.mkDerivation rec {
   pname   = "iverilog";
-  version = "11.0";
+  version = "12.0";
 
   src = fetchFromGitHub {
     owner  = "steveicarus";
     repo   = pname;
     rev    = "v${lib.replaceStrings ["."] ["_"] version}";
-    sha256 = "0nzcyi6l2zv9wxzsv9i963p3igyjds0n55x0ph561mc3pfbc7aqp";
+    hash   = "sha256-J9hedSmC6mFVcoDnXBtaTXigxrSCFa2AhhFd77ueo7I=";
   };
 
   nativeBuildInputs = [ autoconf bison flex gperf ];
 
+  CC_FOR_BUILD="${stdenv.cc}/bin/cc";
+  CXX_FOR_BUILD="${stdenv.cc}/bin/c++";
+
+  patches = [
+    # NOTE(jleightcap): `-Werror=format-security` warning patched shortly after release, backport the upstream fix
+    (fetchpatch {
+      name = "format-security";
+      url = "https://github.com/steveicarus/iverilog/commit/23e51ef7a8e8e4ba42208936e0a6a25901f58c65.patch";
+      hash = "sha256-fMWfBsCl2fuXe+6AR10ytb8QpC84bXlP5RSdrqsWzEk=";
+    })
+  ];
+
   buildInputs = [ bzip2 ncurses readline zlib ];
 
   preConfigure = "sh autoconf.sh";
 
   enableParallelBuilding = true;
 
-  nativeInstallCheckInputs = [ perl ];
+  doCheck = true;
+  doInstallCheck = true;
 
-  installCheckPhase = ''
-    # copy tests to allow writing results
-    export TESTDIR=$(mktemp -d)
-    cp -r ${iverilog-test}/* $TESTDIR
-
-    pushd $TESTDIR
+  nativeInstallCheckInputs = [
+    perl
+    (python3.withPackages (pp: with pp; [
+      docopt
+    ]))
+  ];
 
-    # Run & check tests
-    PATH=$out/bin:$PATH perl vvp_reg.pl
-    # Check the tests, will error if unexpected tests fail. Some failures MIGHT be normal.
-    diff regression_report-devel.txt regression_report.txt
-    PATH=$out/bin:$PATH perl vpi_reg.pl
-
-    popd
+  installCheckPhase = ''
+    runHook preInstallCheck
+    export PATH="$PATH:$out/bin"
+    sh .github/test.sh
+    runHook postInstallCheck
   '';
 
   meta = with lib; {
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b5a39add2c55f..c5064c2f93a5b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13360,9 +13360,7 @@ with pkgs;
 
   verilator = callPackage ../applications/science/electronics/verilator { };
 
-  verilog = callPackage ../applications/science/electronics/verilog {
-    autoconf = buildPackages.autoconf269;
-  };
+  verilog = callPackage ../applications/science/electronics/verilog { };
 
   versus = callPackage ../applications/networking/versus { };