diff --git a/repos.json.lock b/repos.json.lock
index fc7d83caa..2ffb0c5a3 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1533,8 +1533,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "d4f5fe2df154984eee683421aa4eb8f479f17cfb",
-            "sha256": "140zm3gcck7v2ym9rh1zpxa5ayffxjn39y02kcc5fkns0hs8x6qn",
+            "rev": "a3cb6756887690a2fc1bc04fe49888fdb4f88751",
+            "sha256": "1yd9g1pp8aawyh74v1nx42vbrqsa6s1qnwvwyw7lrhd13krscic5",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {