diff --git a/tools-builder/toolchains/Cargo.lock b/tools-builder/toolchains/Cargo.lock
index 9c3baba5..8256c1d5 100644
--- a/tools-builder/toolchains/Cargo.lock
+++ b/tools-builder/toolchains/Cargo.lock
@@ -214,9 +214,9 @@ checksum = "25a2bc672d1148e28034f176e01fffebb08b35768468cc954630da77a1449005"
 
 [[package]]
 name = "indexmap"
-version = "2.12.1"
+version = "2.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ad4bb2b565bca0645f4d68c5c9af97fba094e9791da685bf83cb5f3ce74acf2"
+checksum = "45a8a2b9cb3e0b0c1803dbb0758ffac5de2f425b23c28f518faabd9d805342ff"
 dependencies = [
  "equivalent",
  "hashbrown 0.16.1",
@@ -425,7 +425,7 @@ dependencies = [
  "clap",
  "env_logger",
  "log",
- "wasm-encoder",
+ "wasm-encoder 0.246.2",
  "wasmparser 0.243.0",
  "wat",
  "wit-component",
@@ -466,6 +466,16 @@ dependencies = [
  "wasmparser 0.243.0",
 ]
 
+[[package]]
+name = "wasm-encoder"
+version = "0.246.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61fb705ce81adde29d2a8e99d87995e39a6e927358c91398f374474746070ef7"
+dependencies = [
+ "leb128fmt",
+ "wasmparser 0.246.2",
+]
+
 [[package]]
 name = "wasm-metadata"
 version = "0.243.0"
@@ -474,7 +484,7 @@ checksum = "eae05bf9579f45a62e8d0a4e3f52eaa8da518883ac5afa482ec8256c329ecd56"
 dependencies = [
  "anyhow",
  "indexmap",
- "wasm-encoder",
+ "wasm-encoder 0.243.0",
  "wasmparser 0.243.0",
 ]
 
@@ -502,6 +512,17 @@ dependencies = [
  "semver",
 ]
 
+[[package]]
+name = "wasmparser"
+version = "0.246.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71cde4757396defafd25417cfb36aa3161027d06d865b0c24baaae229aac005d"
+dependencies = [
+ "bitflags",
+ "indexmap",
+ "semver",
+]
+
 [[package]]
 name = "wast"
 version = "243.0.0"
@@ -512,7 +533,7 @@ dependencies = [
  "leb128fmt",
  "memchr",
  "unicode-width",
- "wasm-encoder",
+ "wasm-encoder 0.243.0",
 ]
 
 [[package]]
@@ -552,7 +573,7 @@ dependencies = [
  "serde",
  "serde_derive",
  "serde_json",
- "wasm-encoder",
+ "wasm-encoder 0.243.0",
  "wasm-metadata",
  "wasmparser 0.243.0",
  "wit-parser 0.243.0",
diff --git a/tools-builder/toolchains/Cargo.toml b/tools-builder/toolchains/Cargo.toml
index bc048770..82a78e3b 100644
--- a/tools-builder/toolchains/Cargo.toml
+++ b/tools-builder/toolchains/Cargo.toml
@@ -17,7 +17,7 @@ log = "0.4"
 
 # WebAssembly parsing and manipulation
 wasmparser = "0.243"
-wasm-encoder = "0.243"
+wasm-encoder = "0.246"
 wat = "1.243"
 
 # Component model support