diff --git a/Cargo.lock b/Cargo.lock
index 77437f2f..5a06c4af 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -244,7 +244,7 @@ dependencies = [
  "bitflags",
  "crossterm_winapi",
  "libc",
- "mio",
+ "mio 0.7.14",
  "parking_lot 0.11.2",
  "signal-hook",
  "signal-hook-mio",
@@ -260,7 +260,7 @@ dependencies = [
  "bitflags",
  "crossterm_winapi",
  "libc",
- "mio",
+ "mio 0.7.14",
  "parking_lot 0.12.0",
  "signal-hook",
  "signal-hook-mio",
@@ -878,6 +878,19 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "mio"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba272f85fa0b41fc91872be579b3bbe0f56b792aa361a380eb669469f68dafb2"
+dependencies = [
+ "libc",
+ "log 0.4.14",
+ "miow",
+ "ntapi",
+ "winapi",
+]
+
 [[package]]
 name = "miow"
 version = "0.3.7"
@@ -1534,7 +1547,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "29fd5867f1c4f2c5be079aee7a2adf1152ebb04a4bc4d341f504b7dece607ed4"
 dependencies = [
  "libc",
- "mio",
+ "mio 0.7.14",
  "signal-hook",
 ]
 
@@ -1698,16 +1711,17 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.16.1"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c27a64b625de6d309e8c57716ba93021dccf1b3b5c97edd6d3dd2d2135afc0a"
+checksum = "2af73ac49756f3f7c01172e34a23e5d0216f6c32333757c2c61feb2bbff5a5ee"
 dependencies = [
  "bytes",
  "libc",
  "memchr",
- "mio",
+ "mio 0.8.0",
  "num_cpus",
  "pin-project-lite",
+ "socket2",
  "winapi",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index f7bbd386..de5d1935 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,7 +45,7 @@ kafka = { version = "0.8.0", optional = true }
 
 # feature: elasticsink
 elasticsearch = { version = "7.14.0-alpha.1", optional = true }
-tokio = { version = "1.15.0", optional = true, features = ["rt"] }
+tokio = { version = "1.17.0", optional = true, features = ["rt"] }
 
 # feature: fingerprint
 murmur3 = { version = "0.5.1", optional = true }