diff --git a/Cargo.lock b/Cargo.lock
index b1c5a8d..3f6ca67 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -160,9 +160,9 @@ checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
 
 [[package]]
 name = "candid"
-version = "0.7.11"
+version = "0.7.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f5531982124b31420dc41d0c8c0abbdd03e97d561dfb2af027b9140ee2b1f50c"
+checksum = "7d5d4dbc61f5125dab4168ce321c559aaca5511c2915ccb531e212b1c8d199d8"
 dependencies = [
  "anyhow",
  "binread",
@@ -688,9 +688,9 @@ dependencies = [
 
 [[package]]
 name = "ic-agent"
-version = "0.12.0"
+version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "475e0d0b1f085c39dcd57ffb5732df35846bf882df5ddfdc50f9e249aedb36ac"
+checksum = "d5dd62f794c0975d36ff4baef48661abb218b348fc8ad2d1d8304a3a01e3d54d"
 dependencies = [
  "async-trait",
  "base32",
@@ -734,14 +734,17 @@ dependencies = [
 
 [[package]]
 name = "ic-utils"
-version = "0.12.0"
+version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e403ea6d5647966d85d1dac6d918f39a615a76b34792a8576f734c571499fead"
+checksum = "5cdeffab16c71b3d771b7b57b9fe03613362036cc46392719041c4cf4319101e"
 dependencies = [
  "async-trait",
  "candid",
  "garcon",
  "ic-agent",
+ "leb128",
+ "num-bigint",
+ "paste",
  "serde",
  "serde_bytes",
  "strum",
@@ -751,7 +754,7 @@ dependencies = [
 
 [[package]]
 name = "icx-proxy"
-version = "0.8.0"
+version = "0.8.1"
 dependencies = [
  "anyhow",
  "base64",
diff --git a/Cargo.toml b/Cargo.toml
index 3d0dab1..534345a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "icx-proxy"
-version = "0.8.0"
+version = "0.8.1"
 authors = ["DFINITY Stiftung <sdk@dfinity.org>"]
 edition = "2018"
 description = "CLI tool to create an HTTP proxy to the Internet Computer."
@@ -25,8 +25,8 @@ garcon = { version = "0.2.3", features = ["async"] }
 hex = "0.4.3"
 hyper = { version = "0.14.13", features = ["full"] }
 hyper-tls = "0.5.0"
-ic-agent = "0.12"
-ic-utils = "0.12"
+ic-agent = "0.12.2"
+ic-utils = "0.12.2"
 lazy-regex = "2"
 tokio = { version = "1.8.1", features = ["full"] }
 serde = "1.0.115"