diff --git a/configs/constant_presets/minimal.yaml b/configs/constant_presets/minimal.yaml
index c17c5806f..50339cd92 100644
--- a/configs/constant_presets/minimal.yaml
+++ b/configs/constant_presets/minimal.yaml
@@ -17,7 +17,7 @@ CHURN_LIMIT_QUOTIENT: 65536
 # [customized] Faster, but unsecure.
 SHUFFLE_ROUND_COUNT: 10
 # [customized]
-MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 100
+MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 64
 
 
 # Deposit contract
diff --git a/test_libs/pyspec/eth2spec/test/genesis/test_initialize_beacon_state_from_eth1.py b/test_libs/pyspec/eth2spec/test/genesis/test_initialize_beacon_state_from_eth1.py
index 86f845f74..b95b70fef 100644
--- a/test_libs/pyspec/eth2spec/test/genesis/test_initialize_beacon_state_from_eth1.py
+++ b/test_libs/pyspec/eth2spec/test/genesis/test_initialize_beacon_state_from_eth1.py
@@ -4,20 +4,11 @@ from eth2spec.test.helpers.deposits import (
 )
 
 
-def create_valid_beacon_state(spec):
-    deposit_count = spec.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT
-    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE)
-
-    eth1_block_hash = b'\x12' * 32
-    eth1_timestamp = spec.MIN_GENESIS_TIME
-    return spec.initialize_beacon_state_from_eth1(eth1_block_hash, eth1_timestamp, deposits)
-
-
 @with_phases(['phase0'])
 @spectest_with_bls_switch
 def test_initialize_beacon_state_from_eth1(spec):
     deposit_count = spec.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT
-    deposits, deposit_root = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE)
+    deposits, deposit_root = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE, signed=True)
 
     eth1_block_hash = b'\x12' * 32
     eth1_timestamp = spec.MIN_GENESIS_TIME
diff --git a/test_libs/pyspec/eth2spec/test/genesis/test_is_valid_genesis_state.py b/test_libs/pyspec/eth2spec/test/genesis/test_is_valid_genesis_state.py
index 8b41e5ac4..828c62e90 100644
--- a/test_libs/pyspec/eth2spec/test/genesis/test_is_valid_genesis_state.py
+++ b/test_libs/pyspec/eth2spec/test/genesis/test_is_valid_genesis_state.py
@@ -6,7 +6,7 @@ from eth2spec.test.helpers.deposits import (
 
 def create_valid_beacon_state(spec):
     deposit_count = spec.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT
-    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE)
+    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE, signed=True)
 
     eth1_block_hash = b'\x12' * 32
     eth1_timestamp = spec.MIN_GENESIS_TIME
@@ -64,7 +64,7 @@ def test_is_valid_genesis_state_false_not_enough_balance(spec):
 @spectest_with_bls_switch
 def test_is_valid_genesis_state_true_one_more_validator(spec):
     deposit_count = spec.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT + 1
-    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE)
+    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE, signed=True)
 
     eth1_block_hash = b'\x12' * 32
     eth1_timestamp = spec.MIN_GENESIS_TIME
@@ -77,7 +77,7 @@ def test_is_valid_genesis_state_true_one_more_validator(spec):
 @spectest_with_bls_switch
 def test_is_valid_genesis_state_flase_not_enough_validator(spec):
     deposit_count = spec.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT - 1
-    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE)
+    deposits, _ = prepare_genesis_deposits(spec, deposit_count, spec.MAX_EFFECTIVE_BALANCE, signed=True)
 
     eth1_block_hash = b'\x12' * 32
     eth1_timestamp = spec.MIN_GENESIS_TIME