diff --git a/beacon_chain/types/src/attestation.rs b/beacon_chain/types/src/attestation.rs
index 6e7c54d449..7a94eee51c 100644
--- a/beacon_chain/types/src/attestation.rs
+++ b/beacon_chain/types/src/attestation.rs
@@ -1,7 +1,7 @@
 use super::bls::AggregateSignature;
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::{AttestationData, Bitfield};
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 #[derive(Debug, Clone, PartialEq)]
@@ -64,7 +64,7 @@ impl<T: RngCore> TestRandom<T> for Attestation {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/attestation_data.rs b/beacon_chain/types/src/attestation_data.rs
index 57fcaa4300..616c52d790 100644
--- a/beacon_chain/types/src/attestation_data.rs
+++ b/beacon_chain/types/src/attestation_data.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::Hash256;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 pub const SSZ_ATTESTION_DATA_LENGTH: usize = {
@@ -104,7 +104,7 @@ impl<T: RngCore> TestRandom<T> for AttestationData {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/beacon_block.rs b/beacon_chain/types/src/beacon_block.rs
index 8bbc915923..b6ac9e9e02 100644
--- a/beacon_chain/types/src/beacon_block.rs
+++ b/beacon_chain/types/src/beacon_block.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::{BeaconBlockBody, Hash256};
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use bls::AggregateSignature;
 use rand::RngCore;
 
@@ -70,7 +70,7 @@ impl<T: RngCore> TestRandom<T> for BeaconBlock {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/beacon_block_body.rs b/beacon_chain/types/src/beacon_block_body.rs
index e49ca35bc2..f5ac223432 100644
--- a/beacon_chain/types/src/beacon_block_body.rs
+++ b/beacon_chain/types/src/beacon_block_body.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::{Attestation, CasperSlashing, Deposit, Exit, ProposerSlashing};
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 #[derive(Debug, PartialEq, Clone, Default)]
@@ -59,7 +59,7 @@ impl<T: RngCore> TestRandom<T> for BeaconBlockBody {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/casper_slashing.rs b/beacon_chain/types/src/casper_slashing.rs
index 29fc620fc4..a972f22482 100644
--- a/beacon_chain/types/src/casper_slashing.rs
+++ b/beacon_chain/types/src/casper_slashing.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::SlashableVoteData;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 #[derive(Debug, PartialEq, Clone, Default)]
@@ -44,7 +44,7 @@ impl<T: RngCore> TestRandom<T> for CasperSlashing {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/deposit.rs b/beacon_chain/types/src/deposit.rs
index 2b0025fa42..9d84bc2780 100644
--- a/beacon_chain/types/src/deposit.rs
+++ b/beacon_chain/types/src/deposit.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::{DepositData, Hash256};
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 #[derive(Debug, PartialEq, Clone)]
@@ -49,8 +49,7 @@ impl<T: RngCore> TestRandom<T> for Deposit {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
-    use rand::{prng::XorShiftRng, SeedableRng};
+    use crate::test_utils::{SeedableRng, TestRandom, XorShiftRng};
 
     #[test]
     pub fn test_ssz_round_trip() {
diff --git a/beacon_chain/types/src/deposit_data.rs b/beacon_chain/types/src/deposit_data.rs
index a01a95cba7..b236709d20 100644
--- a/beacon_chain/types/src/deposit_data.rs
+++ b/beacon_chain/types/src/deposit_data.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::DepositInput;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 #[derive(Debug, PartialEq, Clone)]
@@ -49,7 +49,7 @@ impl<T: RngCore> TestRandom<T> for DepositData {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/deposit_input.rs b/beacon_chain/types/src/deposit_input.rs
index c57437e86e..41b579cdab 100644
--- a/beacon_chain/types/src/deposit_input.rs
+++ b/beacon_chain/types/src/deposit_input.rs
@@ -1,6 +1,6 @@
 use super::ssz::{decode_ssz_list, Decodable, DecodeError, Encodable, SszStream};
 use super::Hash256;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use bls::{PublicKey, Signature};
 use rand::RngCore;
 
@@ -56,7 +56,7 @@ impl<T: RngCore> TestRandom<T> for DepositInput {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/exit.rs b/beacon_chain/types/src/exit.rs
index cd0b79b35a..6a6d573051 100644
--- a/beacon_chain/types/src/exit.rs
+++ b/beacon_chain/types/src/exit.rs
@@ -1,5 +1,5 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use bls::Signature;
 use rand::RngCore;
 
@@ -49,7 +49,7 @@ impl<T: RngCore> TestRandom<T> for Exit {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/lib.rs b/beacon_chain/types/src/lib.rs
index 71d6f10e63..0d2524195e 100644
--- a/beacon_chain/types/src/lib.rs
+++ b/beacon_chain/types/src/lib.rs
@@ -3,7 +3,7 @@ extern crate boolean_bitfield;
 extern crate ethereum_types;
 extern crate ssz;
 
-mod random;
+pub mod test_utils;
 
 pub mod active_state;
 pub mod attestation_data;
diff --git a/beacon_chain/types/src/proposal_signed_data.rs b/beacon_chain/types/src/proposal_signed_data.rs
index 6a038d0ebd..7a01fc10a5 100644
--- a/beacon_chain/types/src/proposal_signed_data.rs
+++ b/beacon_chain/types/src/proposal_signed_data.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::Hash256;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use rand::RngCore;
 
 #[derive(Debug, PartialEq, Clone, Default)]
@@ -49,7 +49,7 @@ impl<T: RngCore> TestRandom<T> for ProposalSignedData {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/proposer_slashing.rs b/beacon_chain/types/src/proposer_slashing.rs
index 1e2b22b1d1..d2d3531128 100644
--- a/beacon_chain/types/src/proposer_slashing.rs
+++ b/beacon_chain/types/src/proposer_slashing.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::ProposalSignedData;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use bls::Signature;
 use rand::RngCore;
 
@@ -60,7 +60,7 @@ impl<T: RngCore> TestRandom<T> for ProposerSlashing {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/slashable_vote_data.rs b/beacon_chain/types/src/slashable_vote_data.rs
index 150b400811..9eb3d19842 100644
--- a/beacon_chain/types/src/slashable_vote_data.rs
+++ b/beacon_chain/types/src/slashable_vote_data.rs
@@ -1,6 +1,6 @@
 use super::ssz::{Decodable, DecodeError, Encodable, SszStream};
 use super::AttestationData;
-use crate::random::TestRandom;
+use crate::test_utils::TestRandom;
 use bls::AggregateSignature;
 use rand::RngCore;
 
@@ -55,7 +55,7 @@ impl<T: RngCore> TestRandom<T> for SlashableVoteData {
 mod tests {
     use super::super::ssz::ssz_encode;
     use super::*;
-    use crate::random::TestRandom;
+    use crate::test_utils::TestRandom;
     use rand::{prng::XorShiftRng, SeedableRng};
 
     #[test]
diff --git a/beacon_chain/types/src/random/aggregate_signature.rs b/beacon_chain/types/src/test_utils/aggregate_signature.rs
similarity index 100%
rename from beacon_chain/types/src/random/aggregate_signature.rs
rename to beacon_chain/types/src/test_utils/aggregate_signature.rs
diff --git a/beacon_chain/types/src/random/bitfield.rs b/beacon_chain/types/src/test_utils/bitfield.rs
similarity index 100%
rename from beacon_chain/types/src/random/bitfield.rs
rename to beacon_chain/types/src/test_utils/bitfield.rs
diff --git a/beacon_chain/types/src/random/hash256.rs b/beacon_chain/types/src/test_utils/hash256.rs
similarity index 100%
rename from beacon_chain/types/src/random/hash256.rs
rename to beacon_chain/types/src/test_utils/hash256.rs
diff --git a/beacon_chain/types/src/random/mod.rs b/beacon_chain/types/src/test_utils/mod.rs
similarity index 93%
rename from beacon_chain/types/src/random/mod.rs
rename to beacon_chain/types/src/test_utils/mod.rs
index 0087f8152f..131ff9aacf 100644
--- a/beacon_chain/types/src/random/mod.rs
+++ b/beacon_chain/types/src/test_utils/mod.rs
@@ -1,5 +1,7 @@
 use rand::RngCore;
 
+pub use rand::{prng::XorShiftRng, SeedableRng};
+
 pub mod aggregate_signature;
 pub mod bitfield;
 pub mod hash256;
diff --git a/beacon_chain/types/src/random/public_key.rs b/beacon_chain/types/src/test_utils/public_key.rs
similarity index 100%
rename from beacon_chain/types/src/random/public_key.rs
rename to beacon_chain/types/src/test_utils/public_key.rs
diff --git a/beacon_chain/types/src/random/secret_key.rs b/beacon_chain/types/src/test_utils/secret_key.rs
similarity index 100%
rename from beacon_chain/types/src/random/secret_key.rs
rename to beacon_chain/types/src/test_utils/secret_key.rs
diff --git a/beacon_chain/types/src/random/signature.rs b/beacon_chain/types/src/test_utils/signature.rs
similarity index 100%
rename from beacon_chain/types/src/random/signature.rs
rename to beacon_chain/types/src/test_utils/signature.rs