diff --git a/repos.json.lock b/repos.json.lock
index 958f9a5fa..7c11520be 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -1563,8 +1563,8 @@
             "url": "https://github.com/minion3665/nurpkgs"
         },
         "mio": {
-            "rev": "69e6e2cbda43ccd5ed510e13c3528d34db94aa32",
-            "sha256": "1djiddy24256fw9lp3hlkdr7jrgs6g8djvm6shmgz8hi2xg21h1f",
+            "rev": "771da0d7dfa02c025667bd8c088d8bd547cb33a4",
+            "sha256": "0m054m0438xwkrwsq1z8k4j8cc87yasgjl6k7494lqn6i9wb3vjz",
             "url": "https://github.com/mio-19/nurpkgs"
         },
         "misterio": {