diff --git a/bolt-boost/Cargo.lock b/bolt-boost/Cargo.lock
index 8ef54773..8366370b 100644
--- a/bolt-boost/Cargo.lock
+++ b/bolt-boost/Cargo.lock
@@ -1068,7 +1068,7 @@ dependencies = [
  "cb-common",
  "cb-pbs",
  "ethereum_ssz 0.5.4",
- "ethereum_ssz 0.7.1",
+ "ethereum_ssz 0.8.0",
  "ethereum_ssz_derive 0.7.1",
  "eyre",
  "futures",
@@ -1804,6 +1804,22 @@ dependencies = [
  "smallvec",
 ]
 
+[[package]]
+name = "ethereum_ssz"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfbba28f4f3f32d92c06a64f5bf6c4537b5d4e21f28c689bd2bbaecfea4e0d3e"
+dependencies = [
+ "alloy-primitives 0.8.5",
+ "derivative",
+ "ethereum_serde_utils 0.7.0",
+ "itertools 0.13.0",
+ "serde",
+ "serde_derive",
+ "smallvec",
+ "typenum",
+]
+
 [[package]]
 name = "ethereum_ssz_derive"
 version = "0.5.4"
diff --git a/bolt-boost/Cargo.toml b/bolt-boost/Cargo.toml
index 89201dab..2edcca90 100644
--- a/bolt-boost/Cargo.toml
+++ b/bolt-boost/Cargo.toml
@@ -30,7 +30,7 @@ prometheus = "0.13.4"
 # serialization
 serde = { version = "1.0.197", features = ["derive"] }
 serde_json = "1.0.115"
-ethereum_ssz = "0.7.0"
+ethereum_ssz = "0.8.0"
 ethereum_ssz_derive = "0.7.0"
 
 # alloy