diff --git a/artiq-fast/pkgs/python-deps.nix b/artiq-fast/pkgs/python-deps.nix
index 393f7e7..31c7f6b 100644
--- a/artiq-fast/pkgs/python-deps.nix
+++ b/artiq-fast/pkgs/python-deps.nix
@@ -104,13 +104,13 @@ rec {
 
   migen = python3Packages.buildPythonPackage rec {
     pname = "migen";
-    version = "unstable-2021-12-16";
+    version = "unstable-2023-11-07";
 
     src = fetchFromGitHub {
       owner = "m-labs";
       repo = "migen";
-      rev = "ac703010eaa06ac9b6e32f97c6fa98b15de22b31";
-      sha256 = "sha256-qpVj/yJf4hDDc99XXpVPH4EbLC8aCmEtACn5qNc3DGI=";
+      rev = "fd0bf5855a1367eab14b0d6f7f8266178e25d78e";
+      sha256 = "sha256-BsubN4Mfdj02QPK6ZCrl+YOaSg7DaLQdSCVP49ztWik=";
     };
 
     propagatedBuildInputs = with python3Packages; [ colorama ];