diff --git a/Cargo.lock b/Cargo.lock
index b9e9bcb..a51a524 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -191,9 +191,9 @@ dependencies = [
 
 [[package]]
 name = "async-std"
-version = "1.9.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9f06685bad74e0570f5213741bea82158279a4103d988e57bfada11ad230341"
+checksum = "62565bb4402e926b29953c785397c6dc0391b7b446e45008b0049eb43cec6f5d"
 dependencies = [
  "async-channel",
  "async-global-executor",
@@ -208,7 +208,6 @@ dependencies = [
  "kv-log-macro",
  "log 0.4.21",
  "memchr",
- "num_cpus",
  "once_cell",
  "pin-project-lite",
  "pin-utils",
diff --git a/Cargo.toml b/Cargo.toml
index c39581a..308db8c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ readme = "README.md"
 
 [dependencies]
 # atty = "0.2.14"
-async-std = "1.9.0"
+async-std = "1.12.0"
 base64 = "0.13.0"
 chrono = "0.4.35"
 clap = { version = "2.33.3", features = ["yaml"] }