diff --git a/Cargo.lock b/Cargo.lock
index e85918f..ba01a59 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,23 +4,24 @@ version = 4
 
 [[package]]
 name = "act-sdk"
-version = "0.2.8"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "190ac12848a4401bb6f5c5742e324d583099a4609ccdd710cd09eac5839adf40"
+checksum = "c4d1c1886964a589ac2c5195b79b3e7f386c9405e55ae670b1fa71db2696ee6d"
 dependencies = [
  "act-sdk-macros",
  "act-types",
+ "ciborium",
  "schemars 1.2.1",
  "serde",
  "serde_json",
- "wit-bindgen 0.53.1",
+ "wit-bindgen",
 ]
 
 [[package]]
 name = "act-sdk-macros"
-version = "0.2.8"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f337f4ab71808b19c80a6f7c7bf816693dddfd7d1a4e7f0a4d1224f97d4fc17"
+checksum = "4a0ef016d2a93f3139e603f26e6ed6919935cf3e45cc5f282abdc48a5c8d926a"
 dependencies = [
  "act-types",
  "ciborium",
@@ -35,9 +36,9 @@ dependencies = [
 
 [[package]]
 name = "act-types"
-version = "0.2.8"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "547d17052a1db6b2b9f3c7972266b4940cd047e4d46767f8e4f3ca913c260dce"
+checksum = "eb1b9061f74fb4c33ee284d590527a001462e999b8ab63f13ce9cf1bde1ecdf5"
 dependencies = [
  "base64",
  "ciborium",
@@ -147,7 +148,7 @@ dependencies = [
  "act-sdk",
  "base64",
  "hex",
- "wit-bindgen 0.54.0",
+ "wit-bindgen",
 ]
 
 [[package]]
@@ -1021,17 +1022,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09dac053f1cd375980747450bfc7250c264eaae0583872e845c0c7cd578872b5"
 
-[[package]]
-name = "wit-bindgen"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e915216dde3e818093168df8380a64fba25df468d626c80dd5d6a184c87e7c7"
-dependencies = [
- "bitflags",
- "futures",
- "wit-bindgen-rust-macro 0.53.1",
-]
-
 [[package]]
 name = "wit-bindgen"
 version = "0.54.0"
@@ -1040,18 +1030,7 @@ checksum = "2bb00254d5051d69730ee32580b7373592f10ad786757c372f0f2c7b61f86a2c"
 dependencies = [
  "bitflags",
  "futures",
- "wit-bindgen-rust-macro 0.54.0",
-]
-
-[[package]]
-name = "wit-bindgen-core"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3deda4b7e9f522d994906f6e6e0fc67965ea8660306940a776b76732be8f3933"
-dependencies = [
- "anyhow",
- "heck",
- "wit-parser",
+ "wit-bindgen-rust-macro",
 ]
 
 [[package]]
@@ -1065,22 +1044,6 @@ dependencies = [
  "wit-parser",
 ]
 
-[[package]]
-name = "wit-bindgen-rust"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "863a7ab3c4dfee58db196811caeb0718b88412a0aef3d1c2b02fcbae1e37c688"
-dependencies = [
- "anyhow",
- "heck",
- "indexmap 2.13.0",
- "prettyplease",
- "syn",
- "wasm-metadata",
- "wit-bindgen-core 0.53.1",
- "wit-component",
-]
-
 [[package]]
 name = "wit-bindgen-rust"
 version = "0.54.0"
@@ -1093,25 +1056,10 @@ dependencies = [
  "prettyplease",
  "syn",
  "wasm-metadata",
- "wit-bindgen-core 0.54.0",
+ "wit-bindgen-core",
  "wit-component",
 ]
 
-[[package]]
-name = "wit-bindgen-rust-macro"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d14f3a9bfa3804bb0e9ab7f66da047f210eded6a1297ae3ba5805b384d64797f"
-dependencies = [
- "anyhow",
- "prettyplease",
- "proc-macro2",
- "quote",
- "syn",
- "wit-bindgen-core 0.53.1",
- "wit-bindgen-rust 0.53.1",
-]
-
 [[package]]
 name = "wit-bindgen-rust-macro"
 version = "0.54.0"
@@ -1123,8 +1071,8 @@ dependencies = [
  "proc-macro2",
  "quote",
  "syn",
- "wit-bindgen-core 0.54.0",
- "wit-bindgen-rust 0.54.0",
+ "wit-bindgen-core",
+ "wit-bindgen-rust",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 32de8b4..95979df 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,7 +5,7 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-act-sdk = "0.2"
+act-sdk = "0.3"
 wit-bindgen = { version = "0.54", features = ["async-spawn"] }
 base64 = "0.22"
 hex = "0.4"