diff --git a/Cargo.lock b/Cargo.lock
index 23b6ed6..8d78199 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1074,11 +1074,13 @@ dependencies = [
 
 [[package]]
 name = "blst"
-version = "0.3.10"
-source = "git+https://github.com/EspressoSystems/blst.git?branch=no-std#faefc7fcb21864aaf4f6f443636ce8924108fcbd"
+version = "0.3.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c94087b935a822949d3291a9989ad2b2051ea141eda0fd4e478a75f6aa3e604b"
 dependencies = [
  "cc",
  "glob",
+ "threadpool",
  "zeroize",
 ]
 
@@ -1945,8 +1947,8 @@ checksum = "545b22097d44f8a9581187cdf93de7a71e4722bf51200cfaba810865b49a495d"
 
 [[package]]
 name = "dyn-clone"
-version = "1.0.16"
-source = "git+https://github.com/dtolnay/dyn-clone?tag=1.0.16#f2f0a02f1f7190048153e5ea8f554db7377a50a9"
+version = "1.0.17"
+source = "git+https://github.com/dtolnay/dyn-clone?tag=1.0.17#51bf8816be5a73e38b59fd4d9dda2bc18e9c2429"
 
 [[package]]
 name = "ed25519"
@@ -2664,7 +2666,7 @@ dependencies = [
 [[package]]
 name = "hotshot-constants"
 version = "0.3.3"
-source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.14#696de65a40c42accc589a368cbbe218bdec90aa3"
+source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.20#eeaf829a258c317da0946858b6abb57498493674"
 dependencies = [
  "serde",
 ]
@@ -2672,9 +2674,10 @@ dependencies = [
 [[package]]
 name = "hotshot-types"
 version = "0.1.0"
-source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.14#696de65a40c42accc589a368cbbe218bdec90aa3"
+source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.20#eeaf829a258c317da0946858b6abb57498493674"
 dependencies = [
  "ark-bls12-381",
+ "ark-ec",
  "ark-ed-on-bn254",
  "ark-ff",
  "ark-serialize",
@@ -2691,7 +2694,7 @@ dependencies = [
  "derivative",
  "digest 0.10.7",
  "displaydoc",
- "dyn-clone 1.0.16 (git+https://github.com/dtolnay/dyn-clone?tag=1.0.16)",
+ "dyn-clone 1.0.17",
  "either",
  "espresso-systems-common 0.4.1",
  "ethereum-types",
@@ -2701,6 +2704,7 @@ dependencies = [
  "jf-plonk",
  "jf-primitives",
  "jf-utils",
+ "lazy_static",
  "libp2p-networking",
  "rand 0.8.5",
  "rand_chacha 0.3.1",
@@ -2717,7 +2721,7 @@ dependencies = [
 [[package]]
 name = "hotshot-utils"
 version = "0.1.0"
-source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.14#696de65a40c42accc589a368cbbe218bdec90aa3"
+source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.20#eeaf829a258c317da0946858b6abb57498493674"
 dependencies = [
  "bincode",
  "hotshot-constants",
@@ -2725,7 +2729,7 @@ dependencies = [
 
 [[package]]
 name = "hs-builder-api"
-version = "0.1.0"
+version = "0.1.1"
 dependencies = [
  "async-trait",
  "clap",
@@ -3166,7 +3170,7 @@ checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
 [[package]]
 name = "jf-plonk"
 version = "0.4.0-pre.0"
-source = "git+https://github.com/EspressoSystems/jellyfish#d9c1b634a96256b9adf92f549fb87e0167adfae4"
+source = "git+https://github.com/EspressoSystems/jellyfish?tag=0.4.0#214227e0608c231cb55234809727723c2a6740c2"
 dependencies = [
  "ark-ec",
  "ark-ff",
@@ -3176,7 +3180,7 @@ dependencies = [
  "derivative",
  "displaydoc",
  "downcast-rs",
- "dyn-clone 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dyn-clone 1.0.16",
  "espresso-systems-common 0.4.0",
  "hashbrown 0.14.3",
  "itertools 0.12.1",
@@ -3195,7 +3199,7 @@ dependencies = [
 [[package]]
 name = "jf-primitives"
 version = "0.4.0-pre.0"
-source = "git+https://github.com/EspressoSystems/jellyfish#d9c1b634a96256b9adf92f549fb87e0167adfae4"
+source = "git+https://github.com/EspressoSystems/jellyfish?tag=0.4.0#214227e0608c231cb55234809727723c2a6740c2"
 dependencies = [
  "anyhow",
  "ark-bls12-377",
@@ -3240,7 +3244,7 @@ dependencies = [
 [[package]]
 name = "jf-relation"
 version = "0.4.0-pre.0"
-source = "git+https://github.com/EspressoSystems/jellyfish#d9c1b634a96256b9adf92f549fb87e0167adfae4"
+source = "git+https://github.com/EspressoSystems/jellyfish?tag=0.4.0#214227e0608c231cb55234809727723c2a6740c2"
 dependencies = [
  "ark-bls12-377",
  "ark-bls12-381",
@@ -3254,7 +3258,7 @@ dependencies = [
  "derivative",
  "displaydoc",
  "downcast-rs",
- "dyn-clone 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dyn-clone 1.0.16",
  "hashbrown 0.14.3",
  "itertools 0.12.1",
  "jf-utils",
@@ -3266,7 +3270,7 @@ dependencies = [
 [[package]]
 name = "jf-utils"
 version = "0.4.0-pre.0"
-source = "git+https://github.com/EspressoSystems/jellyfish#d9c1b634a96256b9adf92f549fb87e0167adfae4"
+source = "git+https://github.com/EspressoSystems/jellyfish?tag=0.4.0#214227e0608c231cb55234809727723c2a6740c2"
 dependencies = [
  "ark-ec",
  "ark-ff",
@@ -3648,7 +3652,7 @@ dependencies = [
 [[package]]
 name = "libp2p-networking"
 version = "0.1.0"
-source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.14#696de65a40c42accc589a368cbbe218bdec90aa3"
+source = "git+https://github.com/EspressoSystems/HotShot.git?tag=0.5.20#eeaf829a258c317da0946858b6abb57498493674"
 dependencies = [
  "async-compatibility-layer",
  "async-lock 2.8.0",
@@ -5490,18 +5494,18 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.196"
+version = "1.0.197"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "870026e60fa08c69f064aa766c10f10b1d62db9ccd4d0abb206472bee0ce3b32"
+checksum = "3fb1c873e1b9b056a4dc4c0c198b24c3ffa059243875552b2bd0933b1aee4ce2"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.196"
+version = "1.0.197"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33c85360c95e7d137454dc81d9a4ed2b8efd8fbe19cee57357b32b9771fccb67"
+checksum = "7eb0b34b42edc17f6b7cac84a52a1c5f0e1bb2227e997ca9011ea3dd34e8610b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -5519,9 +5523,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.113"
+version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69801b70b1c3dac963ecb03a364ba0ceda9cf60c71cfe475e99864759c8b8a79"
+checksum = "c5f09b1bd632ef549eaa9f60a1f8de742bdbc698e6cee2095fc84dde5f549ae0"
 dependencies = [
  "itoa",
  "ryu",
@@ -6215,6 +6219,15 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "threadpool"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d050e60b33d41c19108b32cea32164033a9013fe3b46cbd4457559bfbf77afaa"
+dependencies = [
+ "num_cpus",
+]
+
 [[package]]
 name = "tide"
 version = "0.16.0"
diff --git a/Cargo.toml b/Cargo.toml
index 94e8113..8135920 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "hs-builder-api"
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -10,7 +10,7 @@ async-trait = "0.1"
 clap = { version = "4.4", features = ["derive", "env"] }
 derive_more = "0.99"
 futures = "0.3"
-hotshot-types = { git = "https://github.com/EspressoSystems/HotShot.git", tag = "0.5.14" }
+hotshot-types = { git = "https://github.com/EspressoSystems/HotShot.git", tag = "0.5.20" }
 serde = { version = "1.0", features = ["derive"] }
 snafu = { version = "0.7", features = ["backtraces"] }
 tagged-base64 = { git = "https://github.com/EspressoSystems/tagged-base64", tag = "0.3.4" }
diff --git a/src/block_info.rs b/src/block_info.rs
index 4bcdaf3..0afb546 100644
--- a/src/block_info.rs
+++ b/src/block_info.rs
@@ -1,9 +1,9 @@
 use std::{hash::Hash, marker::PhantomData};
 
 use hotshot_types::{
-    data::{VidScheme, VidSchemeTrait},
     traits::{node_implementation::NodeType, signature_key::SignatureKey, BlockPayload},
     utils::BuilderCommitment,
+    vid::VidCommitment,
 };
 use serde::{Deserialize, Serialize};
 
@@ -31,7 +31,7 @@ pub struct AvailableBlockData<I: NodeType> {
 #[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq, Hash)]
 #[serde(bound = "")]
 pub struct AvailableBlockHeaderInput<I: NodeType> {
-    pub vid_commitment: <VidScheme as VidSchemeTrait>::Commit,
+    pub vid_commitment: VidCommitment,
     pub signature: <<I as NodeType>::SignatureKey as SignatureKey>::PureAssembledSignatureType,
     pub sender: <I as NodeType>::SignatureKey,
     pub _phantom: PhantomData<I>,
diff --git a/src/data_source.rs b/src/data_source.rs
index e2ac3e9..69a75fe 100644
--- a/src/data_source.rs
+++ b/src/data_source.rs
@@ -1,8 +1,8 @@
 use async_trait::async_trait;
 use hotshot_types::{
-    data::VidCommitment,
     traits::{node_implementation::NodeType, signature_key::SignatureKey},
     utils::BuilderCommitment,
+    vid::VidCommitment,
 };
 use tagged_base64::TaggedBase64;