diff --git a/Cargo.lock b/Cargo.lock
index 773cb3a7..0c6712c7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1269,9 +1269,9 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.10"
+version = "0.8.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f3d0b296e374a4e6f3c7b0a1f5a51d748a0d34c85e7dc48fc3fa9a87657fe09"
+checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
 dependencies = [
  "libc",
  "log",
diff --git a/Cargo.toml b/Cargo.toml
index 30c0c291..21f60211 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -58,7 +58,7 @@ log = "0.4.20"
 memmap2 = "0.9.0"
 metriken = "0.3.3"
 metrohash = "1.0.6"
-mio = "0.8.8"
+mio = "0.8.11"
 nom = "7.1.3"
 parking_lot = "0.12.1"
 pelikan-net = { path = "./src/net", version = "0.1.0" }