diff --git a/Cargo.lock b/Cargo.lock
index 4bd51df868de..ff405a4faeef 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3286,9 +3286,9 @@ checksum = "ca6ad05a4870b2bf5fe995117d3728437bd27d7cd5f06f13c17443ef369775a1"
 
 [[package]]
 name = "wasm-encoder"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff694f02a8d7a50b6922b197ae03883fbf18cdb2ae9fbee7b6148456f5f44041"
+checksum = "4fb56df3e06b8e6b77e37d2969a50ba51281029a9aeb3855e76b7f49b6418847"
 dependencies = [
  "leb128",
  "wasmparser",
@@ -3296,9 +3296,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-metadata"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "865c5bff5f7a3781b5f92ea4cfa99bb38267da097441cdb09080de1568ef3075"
+checksum = "0c6bb07c5576b608f7a2a9baa2294c1a3584a249965d695a9814a496cb6d232f"
 dependencies = [
  "anyhow",
  "indexmap 2.2.6",
@@ -3312,9 +3312,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-mutate"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf9fb8fb035aaada5f46c4eac0fb93a493143708815f28a0a008e3c92074f270"
+checksum = "923d8899223f9e1365f851a960f864f4f2c9b631dbf8dceb86174e36295415d4"
 dependencies = [
  "egg",
  "log",
@@ -3326,9 +3326,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-smith"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffe5856b6e06e8d37dad11167111e49339a5b017ab1399f7cb708fcb4c4550d0"
+checksum = "6fa72e06e213eca343cd3ce71eb78edd6fde947a22fc2288249ff64ef8197988"
 dependencies = [
  "anyhow",
  "arbitrary",
@@ -3380,9 +3380,9 @@ dependencies = [
 
 [[package]]
 name = "wasmparser"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5309c1090e3e84dad0d382f42064e9933fdaedb87e468cc239f0eabea73ddcb6"
+checksum = "53fbde0881f24199b81cf49b6ff8f9c145ac8eb1b7fc439adb5c099734f7d90e"
 dependencies = [
  "ahash",
  "bitflags 2.4.1",
@@ -3403,9 +3403,9 @@ dependencies = [
 
 [[package]]
 name = "wasmprinter"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58d4f2b3f7bd2ba10f99e03f885ff90d5db3455e163bccecebbbf60406bd8980"
+checksum = "d8e9a325d85053408209b3d2ce5eaddd0dd6864d1cff7a007147ba073157defc"
 dependencies = [
  "anyhow",
  "termcolor",
@@ -3612,7 +3612,7 @@ dependencies = [
  "wasmtime-wasi-runtime-config",
  "wasmtime-wasi-threads",
  "wasmtime-wast",
- "wast 214.0.0",
+ "wast 215.0.0",
  "wat",
  "windows-sys 0.52.0",
  "wit-component",
@@ -3983,7 +3983,7 @@ dependencies = [
  "anyhow",
  "log",
  "wasmtime",
- "wast 214.0.0",
+ "wast 215.0.0",
 ]
 
 [[package]]
@@ -4026,9 +4026,9 @@ dependencies = [
 
 [[package]]
 name = "wast"
-version = "214.0.0"
+version = "215.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "694bcdb24c49c8709bd8713768b71301a11e823923eee355d530f1d8d0a7f8e9"
+checksum = "1ff1d00d893593249e60720be04a7c1f42f1c4dc3806a2869f4e66ab61eb54cb"
 dependencies = [
  "bumpalo",
  "leb128",
@@ -4039,11 +4039,11 @@ dependencies = [
 
 [[package]]
 name = "wat"
-version = "1.214.0"
+version = "1.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "347249eb56773fa728df2656cfe3a8c19437ded61a922a0b5e0839d9790e278e"
+checksum = "670bf4d9c8cf76ae242d70ded47c546525b6dafaa6871f9bcb065344bf2b4e3d"
 dependencies = [
- "wast 214.0.0",
+ "wast 215.0.0",
 ]
 
 [[package]]
@@ -4350,9 +4350,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen"
-version = "0.28.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89178260ed223de8a5a81f9cff961481dfbbd55b25c17e4dd0b4c8e4b8ae646d"
+checksum = "6878f363ff82b1fce56d448380b56458a85d282aa08c2be80afe4f4cd9051070"
 dependencies = [
  "wit-bindgen-rt",
  "wit-bindgen-rust-macro",
@@ -4360,9 +4360,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-core"
-version = "0.28.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e3fd9b11c16b9888c1bd159130b1b3487da913c45dbd34d408bfdf81f8a865a"
+checksum = "66f98ab0edef3218244a87b125f4f7047f0af104f2e4718255226c0367688d1c"
 dependencies = [
  "anyhow",
  "heck 0.5.0",
@@ -4371,18 +4371,18 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-rt"
-version = "0.28.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7a37bd9274cb2d4754b915d624447ec0dce9105d174361841c0826efc79ceb9"
+checksum = "4b18e27825442721d23ed98591a80f55220cfe0bf883d92b1ead6c9be237bb34"
 dependencies = [
  "bitflags 2.4.1",
 ]
 
 [[package]]
 name = "wit-bindgen-rust"
-version = "0.28.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f195cd3774ff22f9bbd582a4ab97667c0a47d36ed8ed0c9ed357afe811b564b"
+checksum = "a44f91ca4e1f0d6d2522a7cbbbea6410992d92eb48e686623eb94e2278839b95"
 dependencies = [
  "anyhow",
  "heck 0.5.0",
@@ -4396,9 +4396,9 @@ dependencies = [
 
 [[package]]
 name = "wit-bindgen-rust-macro"
-version = "0.28.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "683e47441b5d0a82fc4304619dcc0672bc84ef47de2c85cd493c37cb29de062f"
+checksum = "826e65d7f2eb5e52795c125a2d40f1acdc3bee7a8cb15bfdc6d1078f02ac4f49"
 dependencies = [
  "anyhow",
  "prettyplease",
@@ -4411,9 +4411,9 @@ dependencies = [
 
 [[package]]
 name = "wit-component"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd9fd46f0e783bf80f1ab7291f9d442fa5553ff0e96cdb71964bd8859b734b55"
+checksum = "f725e3885fc5890648be5c5cbc1353b755dc932aa5f1aa7de968b912a3280743"
 dependencies = [
  "anyhow",
  "bitflags 2.4.1",
@@ -4430,9 +4430,9 @@ dependencies = [
 
 [[package]]
 name = "wit-parser"
-version = "0.214.0"
+version = "0.215.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "681d526d6ea42e28f9afe9eae2b50e0b0a627aef8822c75eb04078db84d03e57"
+checksum = "935a97eaffd57c3b413aa510f8f0b550a4a9fe7d59e79cd8b89a83dcb860321f"
 dependencies = [
  "anyhow",
  "id-arena",
diff --git a/Cargo.toml b/Cargo.toml
index c43bf4961f0d..8a511b20efc1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -259,19 +259,19 @@ io-lifetimes = { version = "2.0.3", default-features = false }
 io-extras = "0.18.1"
 rustix = "0.38.31"
 # wit-bindgen:
-wit-bindgen = { version = "0.28.0", default-features = false }
-wit-bindgen-rust-macro = { version = "0.28.0", default-features = false }
+wit-bindgen = { version = "0.29.0", default-features = false }
+wit-bindgen-rust-macro = { version = "0.29.0", default-features = false }
 
 # wasm-tools family:
-wasmparser = { version = "0.214.0", default-features = false }
-wat = "1.214.0"
-wast = "214.0.0"
-wasmprinter = "0.214.0"
-wasm-encoder = "0.214.0"
-wasm-smith = "0.214.0"
-wasm-mutate = "0.214.0"
-wit-parser = "0.214.0"
-wit-component = "0.214.0"
+wasmparser = { version = "0.215.0", default-features = false }
+wat = "1.215.0"
+wast = "215.0.0"
+wasmprinter = "0.215.0"
+wasm-encoder = "0.215.0"
+wasm-smith = "0.215.0"
+wasm-mutate = "0.215.0"
+wit-parser = "0.215.0"
+wit-component = "0.215.0"
 
 # Non-Bytecode Alliance maintained dependencies:
 # --------------------------
diff --git a/crates/component-macro/src/bindgen.rs b/crates/component-macro/src/bindgen.rs
index 0be41be6f53a..9b0a6a1d90ad 100644
--- a/crates/component-macro/src/bindgen.rs
+++ b/crates/component-macro/src/bindgen.rs
@@ -170,11 +170,11 @@ impl Parse for Config {
                 path = Some(input.parse::<syn::LitStr>()?.value());
             }
         }
-        let (resolve, pkgs, files) = parse_source(&path, &inline, &features)
+        let (resolve, pkg, files) = parse_source(&path, &inline, &features)
             .map_err(|err| Error::new(call_site, format!("{err:?}")))?;
 
         let world = resolve
-            .select_world(&pkgs, world.as_deref())
+            .select_world(pkg, world.as_deref())
             .map_err(|e| Error::new(call_site, format!("{e:?}")))?;
         Ok(Config {
             opts,
@@ -190,7 +190,7 @@ fn parse_source(
     path: &Option<String>,
     inline: &Option<String>,
     features: &[String],
-) -> anyhow::Result<(Resolve, Vec<PackageId>, Vec<PathBuf>)> {
+) -> anyhow::Result<(Resolve, PackageId, Vec<PathBuf>)> {
     let mut resolve = Resolve::default();
     resolve.features.extend(features.iter().cloned());
     let mut files = Vec::new();
diff --git a/supply-chain/imports.lock b/supply-chain/imports.lock
index ea19d3558d76..9c11da795330 100644
--- a/supply-chain/imports.lock
+++ b/supply-chain/imports.lock
@@ -882,24 +882,48 @@ when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wasm-encoder]]
+version = "0.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wasm-metadata]]
 version = "0.214.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wasm-metadata]]
+version = "0.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wasmparser]]
 version = "0.214.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wasmparser]]
+version = "0.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wasmprinter]]
 version = "0.214.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wasmprinter]]
+version = "0.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wasmtime]]
 version = "23.0.1"
 when = "2024-07-22"
@@ -1044,12 +1068,24 @@ when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wast]]
+version = "215.0.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wat]]
 version = "1.214.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wat]]
+version = "1.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wiggle]]
 version = "23.0.1"
 when = "2024-07-22"
@@ -1248,42 +1284,84 @@ when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-bindgen]]
+version = "0.29.0"
+when = "2024-08-02"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wit-bindgen-core]]
 version = "0.28.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-bindgen-core]]
+version = "0.29.0"
+when = "2024-08-02"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wit-bindgen-rt]]
 version = "0.28.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-bindgen-rt]]
+version = "0.29.0"
+when = "2024-08-02"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wit-bindgen-rust]]
 version = "0.28.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-bindgen-rust]]
+version = "0.29.0"
+when = "2024-08-02"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wit-bindgen-rust-macro]]
 version = "0.28.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-bindgen-rust-macro]]
+version = "0.29.0"
+when = "2024-08-02"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wit-component]]
 version = "0.214.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-component]]
+version = "0.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.wit-parser]]
 version = "0.214.0"
 when = "2024-07-16"
 user-id = 73222
 user-login = "wasmtime-publish"
 
+[[publisher.wit-parser]]
+version = "0.215.0"
+when = "2024-07-31"
+user-id = 73222
+user-login = "wasmtime-publish"
+
 [[publisher.witx]]
 version = "0.9.1"
 when = "2021-06-22"