diff --git a/nix/nmigen-boards.nix b/nix/nmigen-boards.nix
deleted file mode 100644
index 7c5bf6d..0000000
--- a/nix/nmigen-boards.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-{ stdenv, fetchgit, python3Packages, nmigen, git }:
-
-python3Packages.buildPythonPackage {
-	name = "nmigen-boards";
-	version = "2019-10-13";
-
-	src = fetchgit {
-		url = "https://github.com/m-labs/nmigen-boards";
-		rev = "bc074915d6c67a33447d4730b720b37e3ea4bb3f";
-		sha256 = "1qp32783p0bg6fxfj0wd7fd3if8az7w1r521wcbznxakdrqhrqjd";
-		leaveDotGit = true;
-	};
-
-	nativeBuildInputs = [ python3Packages.setuptools_scm git ];
-	propagatedBuildInputs = [ nmigen ];
-
-	meta = with stdenv.lib; {
-		description = "Board and connector definition files for nMigen";
-		homepage    = "https://m-labs.hk";
-		license     = licenses.bsd2;
-		maintainers = [ maintainers.sb0 ];
-	};
-}
diff --git a/nix/nmigen.nix b/nix/nmigen.nix
deleted file mode 100644
index d9e370d..0000000
--- a/nix/nmigen.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ stdenv, python3Packages, yosys, symbiyosys, yices, git }:
-
-python3Packages.buildPythonPackage rec {
-	pname = "nmigen";
-	version = "0.1";
-
-	src = python3Packages.fetchPypi {
-		inherit pname version;
-		sha256 = "1fhichp1flyj4f6n8dmmsj011yjibdkdikl45v7izcqfycmaqm8v";
-	};
-
-	checkInputs = [ yosys symbiyosys yices ];
-	checkPhase = "python -m unittest discover nmigen.test -v";
-
-	nativeBuildInputs = [ python3Packages.setuptools_scm git ];
-	propagatedBuildInputs = [ python3Packages.bitarray python3Packages.pyvcd python3Packages.jinja2 python3Packages.setuptools ];
-
- 	 meta = with stdenv.lib; {
- 		description = "A refreshed Python toolbox for building complex digital hardware";
-		homepage    = "https://m-labs.hk";
-		license     = licenses.bsd2;
-		maintainers = [ maintainers.sb0 ];
-	};
-}