diff --git a/changelog/dependabot-4704.md b/changelog/dependabot-4704.md
new file mode 100644
index 00000000000..25324c8b219
--- /dev/null
+++ b/changelog/dependabot-4704.md
@@ -0,0 +1,2 @@
+### Ignored
+- Bump rkyv from 0.8.15 to 0.8.16 in /crates/tools/stylus_benchmark
diff --git a/crates/tools/stylus_benchmark/Cargo.lock b/crates/tools/stylus_benchmark/Cargo.lock
index 637cab8da38..1219f09eff6 100644
--- a/crates/tools/stylus_benchmark/Cargo.lock
+++ b/crates/tools/stylus_benchmark/Cargo.lock
@@ -129,7 +129,6 @@ dependencies = [
  "num_enum",
  "ruint2",
  "serde",
- "siphasher",
  "tiny-keccak",
  "wasmparser 0.245.1",
 ]
@@ -340,13 +339,16 @@ dependencies = [
 name = "caller-env"
 version = "0.1.0"
 dependencies = [
+ "arbutil",
  "brotli",
  "hex",
  "k256",
  "rand",
  "rand_pcg",
+ "sha2 0.10.9",
  "spin",
  "tiny-keccak",
+ "validation",
  "wasmer",
 ]
 
@@ -1204,6 +1206,12 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.17.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
+
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -1367,8 +1375,6 @@ dependencies = [
  "rand",
  "serde",
  "serde_json",
- "sha2 0.10.9",
- "sha3",
  "stylus",
  "thiserror 1.0.69",
  "validation",
@@ -1398,15 +1404,6 @@ dependencies = [
  "sha2 0.10.9",
 ]
 
-[[package]]
-name = "keccak"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb26cec98cce3a3d96cbb7bced3c4b16e3d13f27ec56dbd62cbc8f39cfb9d653"
-dependencies = [
- "cpufeatures 0.2.15",
-]
-
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -1906,9 +1903,8 @@ dependencies = [
  "serde_json",
  "serde_with",
  "sha2 0.10.9",
- "sha3",
  "smallvec",
- "structopt",
+ "tiny-keccak",
  "validation",
  "wasmer",
  "wasmer-compiler-singlepass",
@@ -2133,13 +2129,13 @@ dependencies = [
 
 [[package]]
 name = "rkyv"
-version = "0.8.15"
+version = "0.8.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a30e631b7f4a03dee9056b8ef6982e8ba371dd5bedb74d3ec86df4499132c70"
+checksum = "815cc8a37159a463064825246cadb07961e25cd9885908606f6d08a98d8f8874"
 dependencies = [
  "bytecheck",
  "bytes",
- "hashbrown 0.16.1",
+ "hashbrown 0.17.1",
  "indexmap 2.13.0",
  "munge",
  "ptr_meta",
@@ -2152,9 +2148,9 @@ dependencies = [
 
 [[package]]
 name = "rkyv_derive"
-version = "0.8.15"
+version = "0.8.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8100bb34c0a1d0f907143db3149e6b4eea3c33b9ee8b189720168e818303986f"
+checksum = "c0ed1a78a1b19d184b0daa629dd9a024573173ec7d485b287cb369fb3607cc1c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2370,16 +2366,6 @@ dependencies = [
  "digest 0.11.2",
 ]
 
-[[package]]
-name = "sha3"
-version = "0.10.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
-dependencies = [
- "digest 0.10.7",
- "keccak",
-]
-
 [[package]]
 name = "shared-buffer"
 version = "0.1.4"
@@ -2418,12 +2404,6 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3a9fe34e3e7a50316060351f37187a3f546bce95496156754b601a5fa71b76e"
 
-[[package]]
-name = "siphasher"
-version = "0.3.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38b58827f4464d87d377d175e90bf58eb00fd8716ff0a62f80356b5e61555d0d"
-
 [[package]]
 name = "smallvec"
 version = "1.15.1"