diff --git a/nix/evmc/evmc.nix b/nix/evmc/evmc.nix
index d8e02cc..d568e96 100644
--- a/nix/evmc/evmc.nix
+++ b/nix/evmc/evmc.nix
@@ -2,13 +2,12 @@
 
 stdenv.mkDerivation rec {
   name = "evmc";
-  version = "11.0.1";
 
   src = fetchFromGitHub {
     owner = "ethereum";
     repo = "evmc";
-    rev = "v${version}";
-    hash = "sha256-BSnKW35VvU/5VKVB7A5TjNnj0zkR4n4Dg4YsuoAJJuU=";
+    rev = "fc86231960348790bbee8254a809bf1f9d7c8517";
+    hash = "sha256-yqEbtRA4GiQ/pjaH2+ZPfnthgt9gLPY4lWPTYbBWJhE=";
   };
 
   nativeBuildInputs = [ pkgs.cmake ];