diff --git a/repos.json.lock b/repos.json.lock
index c6e8eaf31..1b9ae2891 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1563,8 +1563,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "b7fef2b74bf41bc96187e15bfb0ef0da0456b0be",
-            "sha256": "0iz1rxx2v0phrl75frg8wqi1h89cm6gzk2bid6i8b8jfafn5radz",
+            "rev": "4eec864ec8def71edff40750843505ea625357c9",
+            "sha256": "0c0cshwll3807l1c46rjii3qxxax45mkakrjv7ygpjzxy4saj9vn",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {