diff --git a/Cargo.lock b/Cargo.lock
index 001db96263..e646d2ca6d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -938,8 +938,18 @@ version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a01d95850c592940db9b8194bc39f4bc0e89dee5c4265e4b1807c34a9aba453c"
 dependencies = [
- "darling_core",
- "darling_macro",
+ "darling_core 0.13.4",
+ "darling_macro 0.13.4",
+]
+
+[[package]]
+name = "darling"
+version = "0.20.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc7f46116c46ff9ab3eb1597a45688b6715c6e628b5c133e288e709a29bcb4ee"
+dependencies = [
+ "darling_core 0.20.11",
+ "darling_macro 0.20.11",
 ]
 
 [[package]]
@@ -956,17 +966,42 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "darling_core"
+version = "0.20.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d00b9596d185e565c2207a0b01f8bd1a135483d02d9b7b0a54b11da8d53412e"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.11.1",
+ "syn 2.0.104",
+]
+
 [[package]]
 name = "darling_macro"
 version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c972679f83bdf9c42bd905396b6c3588a843a17f0f16dfcfa3e2c5d57441835"
 dependencies = [
- "darling_core",
+ "darling_core 0.13.4",
  "quote",
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "darling_macro"
+version = "0.20.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc34b93ccb385b40dc71c6fceac4b2ad23662c7eeb248cf10d529b7e055b6ead"
+dependencies = [
+ "darling_core 0.20.11",
+ "quote",
+ "syn 2.0.104",
+]
+
 [[package]]
 name = "dary_heap"
 version = "0.3.7"
@@ -1700,7 +1735,7 @@ checksum = "95a7344f41493cbf591f13ae9f90181076f808a83af799815c3074b19c693d2e"
 dependencies = [
  "candid",
  "ic-cdk-executor",
- "ic-cdk-macros",
+ "ic-cdk-macros 0.17.2",
  "ic0 0.23.0",
  "serde",
  "serde_bytes",
@@ -1726,6 +1761,19 @@ dependencies = [
  "syn 2.0.104",
 ]
 
+[[package]]
+name = "ic-cdk-macros"
+version = "0.18.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b190cace2b141a5801252115bdc27397d47f086c928af3e917ce1da81b17e3cd"
+dependencies = [
+ "candid",
+ "darling 0.20.11",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.104",
+]
+
 [[package]]
 name = "ic-cdk-timers"
 version = "0.11.0"
@@ -3903,7 +3951,7 @@ dependencies = [
  "hex",
  "ic-base-types",
  "ic-cdk",
- "ic-cdk-macros",
+ "ic-cdk-macros 0.18.5",
  "ic-cdk-timers",
  "ic-certified-map 0.3.4",
  "ic-crypto-sha2",
@@ -4417,7 +4465,7 @@ dependencies = [
  "ic-base-types",
  "ic-btc-interface",
  "ic-cdk",
- "ic-cdk-macros",
+ "ic-cdk-macros 0.18.5",
  "ic-crypto-sha2",
  "ic-management-canister-types",
  "ic-nervous-system-common",
@@ -5010,7 +5058,7 @@ version = "1.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e182d6ec6f05393cc0e5ed1bf81ad6db3a8feedf8ee515ecdd369809bcce8082"
 dependencies = [
- "darling",
+ "darling 0.13.4",
  "proc-macro2",
  "quote",
  "syn 1.0.109",
@@ -5129,7 +5177,7 @@ dependencies = [
  "dfn_candid",
  "ic-base-types",
  "ic-cdk",
- "ic-cdk-macros",
+ "ic-cdk-macros 0.18.5",
  "ic-cdk-timers",
  "ic-certified-map 0.3.2",
  "ic-management-canister-types",
diff --git a/Cargo.toml b/Cargo.toml
index 6c3d2756d1..c52cc8b60c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ version = "2.0.121"
 
 [workspace.dependencies]
 ic-cdk = "0.17.1"
-ic-cdk-macros = "0.17.0"
+ic-cdk-macros = "0.18.5"
 ic-cdk-timers = "0.11.0"
 ic-management-canister-types = "0.1.0"
 
diff --git a/rs/sns_aggregator/Cargo.toml b/rs/sns_aggregator/Cargo.toml
index 7055bdfbd2..78f5f089ec 100644
--- a/rs/sns_aggregator/Cargo.toml
+++ b/rs/sns_aggregator/Cargo.toml
@@ -16,7 +16,7 @@ ic-base-types = { 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 = "0.17.1" }
-ic-cdk-macros = { version = "0.17.0" }
+ic-cdk-macros = { version = "0.18.5" }
 ic-cdk-timers = "0.11.0"
 ic-certified-map = { git = "https://github.com/dfinity/cdk-rs", rev = "58791941b72471e09e3d9e733f2a3d4d54e52b5a" }
 ic-management-canister-types = { workspace = true }