diff --git a/test_libs/pyspec/tests/helpers.py b/test_libs/pyspec/tests/helpers.py
index 563786c7c..44d2dcb4d 100644
--- a/test_libs/pyspec/tests/helpers.py
+++ b/test_libs/pyspec/tests/helpers.py
@@ -27,6 +27,7 @@ from eth2spec.phase0.spec import (
     get_active_validator_indices,
     get_attesting_indices,
     get_block_root,
+    get_crosslink_committees_at_slot,
     get_current_epoch,
     get_domain,
     get_empty_block,
@@ -34,7 +35,6 @@ from eth2spec.phase0.spec import (
     get_genesis_beacon_state,
     get_previous_epoch,
     get_shard_delta,
-    get_crosslink_committees_at_slot,
     hash_tree_root,
     slot_to_epoch,
     verify_merkle_branch,