diff --git a/Cargo.lock b/Cargo.lock
index 128441c..e0b54cf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -175,12 +175,12 @@ checksum = "e6e4313cd5fcd3dad5cafa179702e2b244f760991f45397d14d4ebf38247da75"
 
 [[package]]
 name = "wasm-encoder"
-version = "0.251.0"
+version = "0.252.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a879a421bd17c528b74721b2abf4c62e8f1d1889c2ba8c3c50d02deaf2ce395"
+checksum = "8185ae345fa5687c054626ff9a50e7089797a343d9904d1dc9820eb4c4d3196f"
 dependencies = [
  "leb128fmt",
- "wasmparser 0.251.0",
+ "wasmparser 0.252.0",
 ]
 
 [[package]]
diff --git a/crates/typed-wasm-codegen/Cargo.toml b/crates/typed-wasm-codegen/Cargo.toml
index f4e179d..6e1b84a 100644
--- a/crates/typed-wasm-codegen/Cargo.toml
+++ b/crates/typed-wasm-codegen/Cargo.toml
@@ -19,7 +19,7 @@ path = "src/bin/tw.rs"
 # Pinned to match typed-wasm-verify's wasmparser line exactly; the wasm
 # tooling 0.x series ships API breaks on minor bumps, so keep producer
 # and verifier on the same locked version.
-wasm-encoder = "=0.251.0"
+wasm-encoder = "=0.252.0"
 # WAT (text wasm) rendering for `tw build --emit wat` (Phase 1 deliverable 4, #125).
 wasmprinter = "=0.252.0"
 # The producer reuses the verifier's own carrier encoders so the emitted
diff --git a/crates/typed-wasm-verify/Cargo.toml b/crates/typed-wasm-verify/Cargo.toml
index af7238b..b35bbcd 100644
--- a/crates/typed-wasm-verify/Cargo.toml
+++ b/crates/typed-wasm-verify/Cargo.toml
@@ -40,4 +40,4 @@ wasmparser = "=0.251.0"
 thiserror = "2"
 
 [dev-dependencies]
-wasm-encoder = "=0.251.0"
+wasm-encoder = "=0.252.0"