diff --git a/repos.json.lock b/repos.json.lock
index 899d4cb04..a1f92fe62 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -36,8 +36,8 @@
             "url": "https://github.com/angr/nixpkgs"
         },
         "arc": {
-            "rev": "07cc5e771de4e16e793ff2c96ccb6e5323199bac",
-            "sha256": "10rf5y6vm6jw5gcpdy45jnnyj1jfy932c5ar54ywpl5grk88hm1i",
+            "rev": "0d04e36a3d85e0ea9c9bc36a4425a3b67c6557df",
+            "sha256": "0wvwxfs8ah5j83nf57dj9j7zxdjr312q7fynn6b9z56k33l0jm37",
             "url": "https://github.com/arcnmx/nixexprs"
         },
         "awl-fcarza": {