diff --git a/spec/fixtures/components/rust_app/Cargo.lock b/spec/fixtures/components/rust_app/Cargo.lock
index 775f799..f99a862 100644
--- a/spec/fixtures/components/rust_app/Cargo.lock
+++ b/spec/fixtures/components/rust_app/Cargo.lock
@@ -243,9 +243,9 @@ checksum = "ebc1c04c71510c7f702b52b7c350734c9ff1295c464a03335b00bb84fc54f853"
 
 [[package]]
 name = "wasm-encoder"
-version = "0.241.2"
+version = "0.244.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e01164c9dda68301e34fdae536c23ed6fe90ce6d97213ccc171eebbd3d02d6b8"
+checksum = "990065f2fe63003fe337b932cfb5e3b80e0b4d0f5ff650e6985b1048f62c8319"
 dependencies = [
  "leb128fmt",
  "wasmparser",
@@ -253,9 +253,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-metadata"
-version = "0.241.2"
+version = "0.244.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "876fe286f2fa416386deedebe8407e6f19e0b5aeaef3d03161e77a15fa80f167"
+checksum = "bb0e353e6a2fbdc176932bbaab493762eb1255a7900fe0fea1a2f96c296cc909"
 dependencies = [
  "anyhow",
  "indexmap",
@@ -265,9 +265,9 @@ dependencies = [
 
 [[package]]
 name = "wasmparser"
-version = "0.241.2"
+version = "0.244.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46d90019b1afd4b808c263e428de644f3003691f243387d30d673211ee0cb8e8"
+checksum = "47b807c72e1bac69382b3a6fb3dbe8ea4c0ed87ff5629b8685ae6b9a611028fe"
 dependencies = [
  "bitflags",
  "hashbrown",
@@ -277,9 +277,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen"
-version = "0.48.1"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f8c2adb5f74ac9395bc3121c99a1254bf9310482c27b13f97167aedb5887138"
+checksum = "4e048f41ef90f0b5dd61f1059c35f5636252e56813bf616d0803aa3739867230"
 dependencies = [
  "bitflags",
  "wit-bindgen-rust-macro",
@@ -287,9 +287,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-core"
-version = "0.48.1"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b881a098cae03686d7a0587f8f306f8a58102ad8da8b5599100fbe0e7f5800b"
+checksum = "c15e7a56641cc9040480a26526a3229cbc4e8065adf98c9755d21c4c9b446c4c"
 dependencies = [
  "anyhow",
  "heck",
@@ -298,9 +298,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-rust"
-version = "0.48.1"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69667efa439a453e1d50dac939c6cab6d2c3ac724a9d232b6631dad2472a5b70"
+checksum = "bd81b0ae1ec492bfe91683f1da6db6492ebc682e72d4f2715619dba783b066ca"
 dependencies = [
  "anyhow",
  "heck",
@@ -314,9 +314,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-rust-macro"
-version = "0.48.1"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eae2e22cceb5d105d52326c07e3e67603a861cc7add70fc467f7cc7ec5265017"
+checksum = "54e6ce04c549e7149b66a70d34fc5a2a01b374bf49ca61db65d16e3ae922866e"
 dependencies = [
  "anyhow",
  "prettyplease",
@@ -329,9 +329,9 @@ dependencies = [
 
 [[package]]
 name = "wit-component"
-version = "0.241.2"
+version = "0.244.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fd0c57df25e7ee612d946d3b7646c1ddb2310f8280aa2c17e543b66e0812241"
+checksum = "9d66ea20e9553b30172b5e831994e35fbde2d165325bec84fc43dbf6f4eb9cb2"
 dependencies = [
  "anyhow",
  "bitflags",
@@ -348,9 +348,9 @@ dependencies = [
 
 [[package]]
 name = "wit-parser"
-version = "0.241.2"
+version = "0.244.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09ef1c6ad67f35c831abd4039c02894de97034100899614d1c44e2268ad01c91"
+checksum = "ecc8ac4bc1dc3381b7f59c34f00b67e18f910c2c0f50015669dde7def656a736"
 dependencies = [
  "anyhow",
  "id-arena",
diff --git a/spec/fixtures/components/rust_app/Cargo.toml b/spec/fixtures/components/rust_app/Cargo.toml
index 7d312d2..5c532c3 100644
--- a/spec/fixtures/components/rust_app/Cargo.toml
+++ b/spec/fixtures/components/rust_app/Cargo.toml
@@ -8,7 +8,7 @@ crate-type = ["cdylib"]
 
 [dependencies]
 # https://crates.io/crates/wit-bindgen
-wit-bindgen = "0.48"
+wit-bindgen = "0.52"
 serde_json = "1.0.145"
 once_cell = "1.21.3"
 ctor = "0.4.2"