diff --git a/repos.json.lock b/repos.json.lock
index 6a1d2a4bb..792a3159e 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1518,8 +1518,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "d604d2343f5c875bcf9b9e0d5760358bf77c495a",
-            "sha256": "1xxb9n3ypfcfd6132z3gpbw6dw80fd37zmmfr2ni0a7v0fyy9ijr",
+            "rev": "4c2e3084e3ed5c91a12a462dd47f40fb6cf6bad7",
+            "sha256": "1932jdmhyi3ji94lfsa15vpp597jf8l2fxgdvbam4v0gzxh21b6d",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {