diff --git a/nix/frama-ci.nix b/nix/frama-ci.nix
index e4b4a5c77a4b43e1dd1e0e628c9e5e89069ba42e..74e8440b03f885b1c2091dd57a46fa5de4ad2a07 100644
--- a/nix/frama-ci.nix
+++ b/nix/frama-ci.nix
@@ -5,7 +5,7 @@ let
     src = builtins.fetchGit {
             "url" = "https://bobot:${password}@git.frama-c.com/frama-c/Frama-CI.git";
             "name" = "Frama-CI";
-            "rev" = "c6a3dc6e81c83d539ec7b0a54cde24be30bea1e8";
+            "rev" = "f12b1940616861ffa16f85d48bcebc83252a18f1";
             "ref" = "feature/upgrade-opam2nix";
     };
  in