diff --git a/Cargo.lock b/Cargo.lock
index f398f5e2c8..9f4473838c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -243,13 +243,14 @@ dependencies = [
 
 [[package]]
 name = "async-io"
-version = "1.1.6"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5bfd63f6fc8fd2925473a147d3f4d252c712291efdde0d7057b25146563402c"
+checksum = "40a0b2bb8ae20fede194e779150fe283f65a4a08461b496de546ec366b174ad9"
 dependencies = [
  "concurrent-queue",
  "fastrand",
  "futures-lite",
+ "libc",
  "log",
  "nb-connect",
  "once_cell",
@@ -257,6 +258,7 @@ dependencies = [
  "polling",
  "vec-arena",
  "waker-fn",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3435,14 +3437,14 @@ dependencies = [
 
 [[package]]
 name = "polling"
-version = "1.1.0"
+version = "2.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0720e0b9ea9d52451cf29d3413ba8a9303f8815d9d9653ef70e03ff73e65566"
+checksum = "a2a7bc6b2a29e632e45451c941832803a18cce6781db04de8a04696cdca8bde4"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",
  "log",
- "wepoll-sys-stjepang",
+ "wepoll-sys",
  "winapi 0.3.9",
 ]
 
@@ -5931,10 +5933,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "wepoll-sys-stjepang"
-version = "1.0.8"
+name = "wepoll-sys"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fdfbb03f290ca0b27922e8d48a0997b4ceea12df33269b9f75e713311eb178d"
+checksum = "0fcb14dea929042224824779fbc82d9fab8d2e6d3cbc0ac404de8edf489e77ff"
 dependencies = [
  "cc",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 91a1636d15..31a78daa68 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@ opt-level = 3
 async-channel = "1"
 async-compat = "0.1"
 async-compression = {version = "0.3", features = ["xz", "futures-bufread", "stream"]}
-async-io = "1.1"
+async-io = "1.2"
 async-std = {version = "1.6.5", features = ["unstable", "attributes"]}
 async-trait = "0.1"
 async-tungstenite = {version = "0.10.0", features = ["async-std-runtime"]}