diff --git a/repos.json.lock b/repos.json.lock
index 7b988fe05..df603e72c 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1503,8 +1503,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "85ef7ace43f04940afc9cf8e18c3accdd42648c3",
-            "sha256": "1a65dg4f7w6icc98bcqwck1hn7nqkc23i01yad6wl5lkyi63y8x0",
+            "rev": "4c633fd8c565579ef4710460d0b7d8403c92c253",
+            "sha256": "0jzbsd61mbvbamsz45l5nnm89lz5dp1rqrjahxmf8q7nkaaxhkpr",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {