diff --git a/indy-data-types/Cargo.toml b/indy-data-types/Cargo.toml
index 77c2319..2bdb1a0 100644
--- a/indy-data-types/Cargo.toml
+++ b/indy-data-types/Cargo.toml
@@ -20,7 +20,7 @@ default = ["anoncreds", "merkle_tree"]
 anoncreds = ["serde_support"]
 cl = ["anoncreds", "anoncreds-clsignatures", "serde_support"]
 cl_native = ["anoncreds", "anoncreds-clsignatures/openssl_bn", "serde_support"]
-merkle_tree = ["indy-utils/hash", "hex"]
+merkle_tree = ["hex", "sha2"]
 rich_schema = []
 serde_support = [
     "serde",
@@ -37,8 +37,10 @@ once_cell = "1"
 regex = "1"
 serde = { version = "1.0", optional = true, features = ["derive"] }
 serde_json = { version = "1.0", optional = true, features = ["raw_value"] }
+sha2 = { version = "0.10", optional = true }
 zeroize = { version = "1", features = ["zeroize_derive"] }
 rmp-serde = "1.0"
+
 [dependencies.indy-utils]
 version = "0.6"
 path = "../indy-utils"
diff --git a/indy-utils/src/hash.rs b/indy-data-types/src/merkle_tree/hash.rs
similarity index 97%
rename from indy-utils/src/hash.rs
rename to indy-data-types/src/merkle_tree/hash.rs
index e162a41..3e18e8c 100644
--- a/indy-utils/src/hash.rs
+++ b/indy-data-types/src/merkle_tree/hash.rs
@@ -1,13 +1,13 @@
 pub use sha2::Digest;
 
-use super::ValidationError;
+use crate::ValidationError;
 
 /// Derive a new hash type
 #[macro_export]
 macro_rules! hash_type {
     ($modname:ident, $digest:path, $doc:expr) => {
         #[doc=$doc]
-        #[allow(non_snake_case)]
+        #[allow(non_snake_case, unused)]
         pub mod $modname {
             use once_cell::sync::Lazy;
             use sha2::Digest;
diff --git a/indy-data-types/src/merkle_tree/merkletree.rs b/indy-data-types/src/merkle_tree/merkletree.rs
index da89d4b..d6ebc47 100644
--- a/indy-data-types/src/merkle_tree/merkletree.rs
+++ b/indy-data-types/src/merkle_tree/merkletree.rs
@@ -1,8 +1,7 @@
-use indy_utils::hash::{
+use super::hash::{
     TreeHash,
     SHA256::{digest_empty, DigestType as Hash},
 };
-
 use super::proof::{Lemma, Proof};
 use super::tree::{LeavesIntoIterator, LeavesIterator, Tree, TreeLeafData};
 use crate::ValidationError;
diff --git a/indy-data-types/src/merkle_tree/mod.rs b/indy-data-types/src/merkle_tree/mod.rs
index 2126d6f..b2669a1 100644
--- a/indy-data-types/src/merkle_tree/mod.rs
+++ b/indy-data-types/src/merkle_tree/mod.rs
@@ -1,11 +1,11 @@
-use indy_utils::hash::{TreeHash, SHA256::DigestType as Hash};
-
+use self::hash::{TreeHash, SHA256::DigestType as Hash};
 use self::tree::{Tree, TreeLeafData};
 use crate::ValidationError;
 
 pub use self::merkletree::MerkleTree;
 pub use self::proof::Positioned;
 
+mod hash;
 mod merkletree;
 mod proof;
 mod tree;
diff --git a/indy-data-types/src/merkle_tree/proof.rs b/indy-data-types/src/merkle_tree/proof.rs
index 84afa3a..f2c38a5 100644
--- a/indy-data-types/src/merkle_tree/proof.rs
+++ b/indy-data-types/src/merkle_tree/proof.rs
@@ -1,5 +1,4 @@
-use indy_utils::hash::{TreeHash, SHA256::DigestType as Hash};
-
+use super::hash::{TreeHash, SHA256::DigestType as Hash};
 use super::tree::{Tree, TreeLeafData};
 use crate::ValidationError;
 
diff --git a/indy-data-types/src/merkle_tree/tree.rs b/indy-data-types/src/merkle_tree/tree.rs
index 551aa7d..2cb46bf 100644
--- a/indy-data-types/src/merkle_tree/tree.rs
+++ b/indy-data-types/src/merkle_tree/tree.rs
@@ -1,7 +1,6 @@
 use std::cmp;
 
-use indy_utils::hash::{TreeHash, SHA256::DigestType as Hash};
-
+use super::hash::{TreeHash, SHA256::DigestType as Hash};
 use crate::ValidationError;
 
 pub type TreeLeafData = Vec<u8>;
diff --git a/indy-utils/Cargo.toml b/indy-utils/Cargo.toml
index 275b31c..6bf2a70 100644
--- a/indy-utils/Cargo.toml
+++ b/indy-utils/Cargo.toml
@@ -16,9 +16,8 @@ path = "src/lib.rs"
 crate-type = ["rlib"]
 
 [features]
-default = ["ed25519", "hash"]
+default = ["ed25519"]
 ed25519 = ["curve25519-dalek", "ed25519-dalek", "rand", "sha2", "x25519-dalek"]
-hash = ["sha2"]
 
 [dependencies]
 bs58 = "0.5"
diff --git a/indy-utils/src/lib.rs b/indy-utils/src/lib.rs
index 8b92c9c..aed6b2b 100644
--- a/indy-utils/src/lib.rs
+++ b/indy-utils/src/lib.rs
@@ -27,7 +27,3 @@ pub mod did;
 
 /// Indy signing keys and verification keys
 pub mod keys;
-
-/// Hash algorithms
-#[cfg(feature = "hash")]
-pub mod hash;