diff --git a/repos.json.lock b/repos.json.lock
index fe865d472..fc4113ba5 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -91,8 +91,8 @@
             "url": "https://github.com/anthonyroussel/nur-packages"
         },
         "arc": {
-            "rev": "9178e171380cf63d4a3c2388a92253af63c7f138",
-            "sha256": "1b3nyhqhadsg225qb926p18nqfdz3swk80yazawdj6dgv78m3b9r",
+            "rev": "c819ccfb2db71a359394597d4748929ad786b30d",
+            "sha256": "1jc2a8ncd393i61p5vyrnrka8avp9cx7zbczbyz520kqq0dqwm4n",
             "url": "https://github.com/arcnmx/nixexprs"
         },
         "arteneko": {