diff --git a/repos.json.lock b/repos.json.lock
index 16bd71d6f..fc65b60c4 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1518,8 +1518,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "d41c130af40406d83b31610cc3b7874139f39519",
-            "sha256": "0i4pv9nnmib4qk59n5b25s1g2a6agji376y1ngf0cby6020f12w1",
+            "rev": "b1a6ffc98ca57bc47bab4e55e3a25b299b355888",
+            "sha256": "0msvab00divgvb7grvk0cjij761n5kjwryr3jrvx8ad8n7m6wqy4",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {