diff --git a/eda/nmigen.nix b/eda/nmigen.nix
index cb68b12..3cb077d 100644
--- a/eda/nmigen.nix
+++ b/eda/nmigen.nix
@@ -7,7 +7,7 @@ python3Packages.buildPythonPackage {
     owner = "m-labs";
     repo = "nmigen";
     rev = "2566747061f2a50a4257895abedf6338b2b2573f";
-    sha256 = "0kbmlcikgmvkkj5ia6nsgnvpvqy1k5f2zc95zigx7gl6gfvrak9g";
+    sha256 = "1gppzmc88cicdxnsy0a9bcly4p69bfaka6g8303a811mig8cgdj9";
   };
 
   checkPhase = "PATH=${yosys}/bin:${symbiyosys}/bin:${yices}/bin:$PATH python -m unittest discover nmigen.test -v";