diff --git a/repos.json.lock b/repos.json.lock
index 384551c66..0ad5bfa1c 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -91,8 +91,8 @@
             "url": "https://github.com/anthonyroussel/nur-packages"
         },
         "arc": {
-            "rev": "a874b4b63e2a466ebd25ab97cfd7cddf8963dda6",
-            "sha256": "0kp75yhy51a74srrvcgv6zgj4fnyvh1nwfr81941pircb8zjj7hl",
+            "rev": "bd66145ce5d2e0e750d368ee12fa4bf71623ba33",
+            "sha256": "08mgy5pcqlz04pg8x2gnkg2kjsiy7ar4qc3izcjpvscgprid0z8n",
             "url": "https://github.com/arcnmx/nixexprs"
         },
         "arteneko": {