diff --git a/repos.json.lock b/repos.json.lock
index 7b75d948a..272554adf 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1523,8 +1523,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "df341c149e6f27ffaa29eed890a141fa963d12fc",
-            "sha256": "19zd2hmf8b3vwzb998fdgv7v6898bp8r34wqcxda7lkdhv5b5q74",
+            "rev": "9ce57fdf457454424f0cac31745cdc29b84f330d",
+            "sha256": "12k6kc3l67csk8q41xy3il2mv213iz54xmwnzikn7y8fldi9xa75",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {