diff --git a/cdk-workshop/lambda/hello/Cargo.lock b/cdk-workshop/lambda/hello/Cargo.lock
index 4d77934..55a3b93 100644
--- a/cdk-workshop/lambda/hello/Cargo.lock
+++ b/cdk-workshop/lambda/hello/Cargo.lock
@@ -565,11 +565,10 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.10.0"
+version = "1.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01cf844b23c6131f624accf65ce0e4e9956a8bb329400ea5bcc26ae3a5c20b0b"
+checksum = "0c27a64b625de6d309e8c57716ba93021dccf1b3b5c97edd6d3dd2d2135afc0a"
 dependencies = [
- "autocfg",
  "bytes 1.0.1",
  "libc",
  "memchr",
@@ -582,9 +581,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "1.3.0"
+version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54473be61f4ebe4efd09cec9bd5d16fa51d70ea0192213d754d2d500457db110"
+checksum = "d266c00fde287f55d3f1c3e96c500c362a2b8c695076ec180f27918820bc6df8"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/cdk-workshop/lambda/hello/Cargo.toml b/cdk-workshop/lambda/hello/Cargo.toml
index c2a50df..8071a5e 100644
--- a/cdk-workshop/lambda/hello/Cargo.toml
+++ b/cdk-workshop/lambda/hello/Cargo.toml
@@ -9,6 +9,6 @@ edition = "2018"
 lambda_runtime = "0.4.0"
 log = "0.4.14"
 simple_logger = "1.11.0"
-tokio = "1.6.1"
+tokio = "1.16.1"
 aws_lambda_events = "0.4.0"
 http = "0.2.4"