diff --git a/Cargo.lock b/Cargo.lock
index f40f8448d6..1a74bde1f9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1937,19 +1937,6 @@ dependencies = [
  "serde_bytes",
 ]
 
-[[package]]
-name = "ic-cdk"
-version = "0.15.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "038ff230bf0fc8630943e3c52e989d248a7c89834ccb65da408fabc5817a475b"
-dependencies = [
- "candid",
- "ic-cdk-macros 0.15.0",
- "ic0 0.23.0",
- "serde",
- "serde_bytes",
-]
-
 [[package]]
 name = "ic-cdk"
 version = "0.16.0"
@@ -1991,20 +1978,6 @@ dependencies = [
  "syn 1.0.109",
 ]
 
-[[package]]
-name = "ic-cdk-macros"
-version = "0.15.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3af44fb4ec3a4b18831c9d3303ca8fa2ace846c4022d50cb8df4122635d3782e"
-dependencies = [
- "candid",
- "proc-macro2",
- "quote",
- "serde",
- "serde_tokenstream 0.2.2",
- "syn 2.0.77",
-]
-
 [[package]]
 name = "ic-cdk-macros"
 version = "0.16.0"
@@ -4023,7 +3996,7 @@ dependencies = [
  "futures",
  "hex",
  "ic-base-types",
- "ic-cdk 0.15.1",
+ "ic-cdk 0.16.0",
  "ic-cdk-macros 0.16.0",
  "ic-certified-map 0.3.4",
  "ic-crypto-sha2",
@@ -4581,7 +4554,7 @@ dependencies = [
  "hex",
  "ic-base-types",
  "ic-btc-interface",
- "ic-cdk 0.15.1",
+ "ic-cdk 0.16.0",
  "ic-cdk-macros 0.16.0",
  "ic-crypto-sha2",
  "ic-management-canister-types",
@@ -5529,7 +5502,7 @@ dependencies = [
  "candid",
  "dfn_candid",
  "dfn_core",
- "ic-cdk 0.15.1",
+ "ic-cdk 0.16.0",
  "ic-cdk-macros 0.16.0",
  "ic-cdk-timers 0.10.0",
  "ic-certified-map 0.3.2",
@@ -5588,7 +5561,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "psm",
- "windows-sys 0.59.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -6406,7 +6379,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "windows-sys 0.59.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 1488413286..eb74da2ddf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ resolver = "2"
 version = "2.0.88"
 
 [workspace.dependencies]
-ic-cdk = "0.15.1"
+ic-cdk = "0.16.0"
 ic-cdk-macros = "0.16.0"
 
 cycles-minting-canister = { git = "https://github.com/dfinity/ic", rev = "release-2024-08-29_01-30-base" }
diff --git a/rs/sns_aggregator/Cargo.toml b/rs/sns_aggregator/Cargo.toml
index 789c0246b4..a9dc5f0e17 100644
--- a/rs/sns_aggregator/Cargo.toml
+++ b/rs/sns_aggregator/Cargo.toml
@@ -15,7 +15,7 @@ dfn_candid = { workspace = true }
 dfn_core = { workspace = true }
 # This next candid is 0.9.0_beta code that fixes serde Nat but has other issues.  Keep checking until the issues are fixed.
 #candid = { git = "https://github.com/dfinity/candid" , rev = "42ffed660ded37585c4b9f97e3ce90919e24c518" }
-ic-cdk = { version = "0.15.1" }
+ic-cdk = { version = "0.16.0" }
 ic-cdk-macros = { version = "0.16.0" }
 ic-cdk-timers = "0.10.0"
 ic-certified-map = { git = "https://github.com/dfinity/cdk-rs", rev = "58791941b72471e09e3d9e733f2a3d4d54e52b5a" }