diff --git a/repos.json.lock b/repos.json.lock
index a4360efc2..5a240b8a2 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1563,8 +1563,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "35c2c6e6543fcf360e89477ba6872dcf51d1faa2",
-            "sha256": "0vhfzgyzkagxd4ylyai7hggwacyr1fj0dmzjwzii6j97j2mw2w0l",
+            "rev": "b7fef2b74bf41bc96187e15bfb0ef0da0456b0be",
+            "sha256": "0iz1rxx2v0phrl75frg8wqi1h89cm6gzk2bid6i8b8jfafn5radz",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {