diff --git a/Cargo.lock b/Cargo.lock
index 433d3e42..ac69aacd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1781,9 +1781,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-encoder"
-version = "0.208.1"
+version = "0.209.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6425e84e42f7f558478e40ecc2287912cb319f2ca68e5c0bb93c61d4fc63fa17"
+checksum = "7b4a05336882dae732ce6bd48b7e11fe597293cb72c13da4f35d7d5f8d53b2a7"
 dependencies = [
  "leb128",
 ]
@@ -2146,24 +2146,24 @@ dependencies = [
 
 [[package]]
 name = "wast"
-version = "208.0.1"
+version = "209.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc00b3f023b4e2ccd2e054e240294263db52ae962892e6523e550783c83a67f1"
+checksum = "8fffef2ff6147e4d12e972765fd75332c6a11c722571d4ab7a780d81ffc8f0a4"
 dependencies = [
  "bumpalo",
  "leb128",
  "memchr",
  "unicode-width",
- "wasm-encoder 0.208.1",
+ "wasm-encoder 0.209.1",
 ]
 
 [[package]]
 name = "wat"
-version = "1.208.1"
+version = "1.209.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58ed38e59176550214c025ea2bd0eeefd8e86b92d0af6698d5ba95020ec2e07b"
+checksum = "42203ec0271d113f8eb1f77ebc624886530cecb35915a7f63a497131f16e4d24"
 dependencies = [
- "wast 208.0.1",
+ "wast 209.0.1",
 ]
 
 [[package]]
diff --git a/ext/Cargo.toml b/ext/Cargo.toml
index 87ee2a3f..9ec871df 100644
--- a/ext/Cargo.toml
+++ b/ext/Cargo.toml
@@ -26,7 +26,7 @@ wasmtime-wasi = "=20.0.0"
 wasi-common = "=20.0.0"
 cap-std = "3.1.0"
 anyhow = "*" # Use whatever Wasmtime uses
-wat = "1.201.0"
+wat = "1.209.1"
 tokio = { version = "1.36.0", features = [
   "rt",
   "rt-multi-thread",