diff --git a/repos.json.lock b/repos.json.lock
index a248edbfe..4d23956f3 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -16,8 +16,8 @@
             "url": "https://github.com/angr/nixpkgs"
         },
         "arc": {
-            "rev": "8767b8a1d5f32781361e60d055988fb147ea6aac",
-            "sha256": "077ckm5wky6ncllfp7yqjw4bpw7shrwlrskdnjf81zsbhj5c10c5",
+            "rev": "f14e525cd47aa1416b80295b64dc6d66934c50a8",
+            "sha256": "1zn4jmy33p68j2sxnwgzff6d7wb4q5v7jis9b06i5kghib37f1jn",
             "url": "https://github.com/arcnmx/nixexprs"
         },
         "awl-fcarza": {