diff --git a/Cargo.lock b/Cargo.lock
index c682394d..0a11bc0d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -238,7 +238,7 @@ dependencies = [
  "c-kzg",
  "derive_more",
  "either",
- "ethereum_ssz",
+ "ethereum_ssz 0.9.1",
  "ethereum_ssz_derive",
  "serde",
  "serde_with",
@@ -544,7 +544,7 @@ dependencies = [
  "alloy-rlp",
  "alloy-serde",
  "derive_more",
- "ethereum_ssz",
+ "ethereum_ssz 0.9.1",
  "ethereum_ssz_derive",
  "jsonwebtoken",
  "rand 0.8.5",
@@ -2545,7 +2545,7 @@ dependencies = [
  "caches",
  "color-eyre",
  "derive-where",
- "ethereum_ssz",
+ "ethereum_ssz 0.10.1",
  "hex",
  "humantime-serde",
  "informalsystems-malachitebft-app-channel",
@@ -2736,6 +2736,21 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "ethereum_ssz"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2128a84f7a3850d54ee343334e3392cca61f9f6aa9441eec481b9394b43c238b"
+dependencies = [
+ "alloy-primitives",
+ "ethereum_serde_utils",
+ "itertools 0.14.0",
+ "serde",
+ "serde_derive",
+ "smallvec",
+ "typenum",
+]
+
 [[package]]
 name = "ethereum_ssz_derive"
 version = "0.9.1"
@@ -5314,7 +5329,7 @@ dependencies = [
  "alloy-rlp",
  "alloy-rpc-types-engine",
  "derive_more",
- "ethereum_ssz",
+ "ethereum_ssz 0.9.1",
  "ethereum_ssz_derive",
  "op-alloy-consensus",
  "snap",
diff --git a/app/Cargo.toml b/app/Cargo.toml
index b186e80f..66088bf1 100644
--- a/app/Cargo.toml
+++ b/app/Cargo.toml
@@ -25,7 +25,7 @@ alloy-sol-types        = { workspace = true, features = [ "json" ] }
 alloy-consensus        = { workspace = true }
 alloy-rpc-types-eth    = { workspace = true }
 alloy-rpc-types-engine = { workspace = true }
-ethereum_ssz           = "0.9"
+ethereum_ssz           = "0.10"
 
 libp2p-identity = { version = "0.2", features = [ "secp256k1" ] }
 k256            = { workspace = true }