diff --git a/tools/checksum_updater/Cargo.lock b/tools/checksum_updater/Cargo.lock
index 6632be84..b5925756 100644
--- a/tools/checksum_updater/Cargo.lock
+++ b/tools/checksum_updater/Cargo.lock
@@ -1973,9 +1973,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-encoder"
-version = "0.239.0"
+version = "0.240.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5be00faa2b4950c76fe618c409d2c3ea5a3c9422013e079482d78544bb2d184c"
+checksum = "06d642d8c5ecc083aafe9ceb32809276a304547a3a6eeecceb5d8152598bc71f"
 dependencies = [
  "leb128fmt",
  "wasmparser",
@@ -1983,9 +1983,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-metadata"
-version = "0.239.0"
+version = "0.240.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20b3ec880a9ac69ccd92fbdbcf46ee833071cf09f82bb005b2327c7ae6025ae2"
+checksum = "ee093e1e1ccffa005b9b778f7a10ccfd58e25a20eccad294a1a93168d076befb"
 dependencies = [
  "anyhow",
  "indexmap",
@@ -1995,9 +1995,9 @@ dependencies = [
 
 [[package]]
 name = "wasmparser"
-version = "0.239.0"
+version = "0.240.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c9d90bb93e764f6beabf1d02028c70a2156a6583e63ac4218dd07ef733368b0"
+checksum = "b722dcf61e0ea47440b53ff83ccb5df8efec57a69d150e4f24882e4eba7e24a4"
 dependencies = [
  "bitflags",
  "hashbrown",
@@ -2258,21 +2258,19 @@ checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
 
 [[package]]
 name = "wit-bindgen"
-version = "0.46.0"
+version = "0.47.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f17a85883d4e6d00e8a97c586de764dabcc06133f7f1d55dce5cdc070ad7fe59"
+checksum = "a374235c3c0dff10537040b437073d09f1e38f13216b5f3cbc809c6226814e5c"
 dependencies = [
  "bitflags",
- "futures",
- "once_cell",
  "wit-bindgen-rust-macro",
 ]
 
 [[package]]
 name = "wit-bindgen-core"
-version = "0.46.0"
+version = "0.47.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cabd629f94da277abc739c71353397046401518efb2c707669f805205f0b9890"
+checksum = "cdf62e62178415a705bda25dc01c54ed65c0f956e4efd00ca89447a9a84f4881"
 dependencies = [
  "anyhow",
  "heck",
@@ -2290,9 +2288,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-rust"
-version = "0.46.0"
+version = "0.47.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a4232e841089fa5f3c4fc732a92e1c74e1a3958db3b12f1de5934da2027f1f4"
+checksum = "c6d585319871ca18805056f69ddec7541770fc855820f9944029cb2b75ea108f"
 dependencies = [
  "anyhow",
  "heck",
@@ -2306,9 +2304,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-rust-macro"
-version = "0.46.0"
+version = "0.47.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0d4698c2913d8d9c2b220d116409c3f51a7aa8d7765151b886918367179ee9"
+checksum = "bde589435d322e88b8f708f70e313f60dfb7975ac4e7c623fef6f1e5685d90e8"
 dependencies = [
  "anyhow",
  "prettyplease",
@@ -2321,9 +2319,9 @@ dependencies = [
 
 [[package]]
 name = "wit-component"
-version = "0.239.0"
+version = "0.240.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88a866b19dba2c94d706ec58c92a4c62ab63e482b4c935d2a085ac94caecb136"
+checksum = "7dc5474b078addc5fe8a72736de8da3acfb3ff324c2491133f8b59594afa1a20"
 dependencies = [
  "anyhow",
  "bitflags",
@@ -2340,9 +2338,9 @@ dependencies = [
 
 [[package]]
 name = "wit-parser"
-version = "0.239.0"
+version = "0.240.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55c92c939d667b7bf0c6bf2d1f67196529758f99a2a45a3355cc56964fd5315d"
+checksum = "9875ea3fa272f57cc1fc50f225a7b94021a7878c484b33792bccad0d93223439"
 dependencies = [
  "anyhow",
  "id-arena",
diff --git a/tools/checksum_updater/Cargo.toml b/tools/checksum_updater/Cargo.toml
index 9a4797ac..453b1fd4 100644
--- a/tools/checksum_updater/Cargo.toml
+++ b/tools/checksum_updater/Cargo.toml
@@ -31,7 +31,7 @@ tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 tempfile = "3.23"
 async-trait = "0.1"
-wit-bindgen = "0.46.0"  # WIT binding generation for macro usage
+wit-bindgen = "0.47.0"  # WIT binding generation for macro usage
 uuid = { version = "1.18", default-features = false }  # UUID generation for user service (deterministic, no getrandom dependency)
 
 [dev-dependencies]