diff --git a/repos.json.lock b/repos.json.lock
index 071676428..1188aa072 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1518,8 +1518,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "a559f5d62e79d3740289bf97f3fb37f4a3559931",
-            "sha256": "1xpgqccb223pm00z5wxvjlpwigj73banadzdv4488ksybaqijszg",
+            "rev": "504891d17aa8f571cb263e1675b057b37e4a5fe4",
+            "sha256": "0c1j1hyac1j30cwb4bnhxd79kipzc9gspl2yvp6xv3h80gawwwr7",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {