diff --git a/tests/core/pyspec/eth2spec/test/validator/test_validator_unittest.py b/tests/core/pyspec/eth2spec/test/validator/test_validator_unittest.py
index e749b1e3d..f5346e4e1 100644
--- a/tests/core/pyspec/eth2spec/test/validator/test_validator_unittest.py
+++ b/tests/core/pyspec/eth2spec/test/validator/test_validator_unittest.py
@@ -40,9 +40,9 @@ def run_is_candidate_block(spec, eth1_block, period_start, success=True):
 
 
 def get_min_new_period_epochs(spec):
-    return int(
-        spec.SECONDS_PER_ETH1_BLOCK * spec.ETH1_FOLLOW_DISTANCE * 2  # to seconds
-        / spec.SECONDS_PER_SLOT / spec.SLOTS_PER_EPOCH
+    return (
+        (spec.SECONDS_PER_ETH1_BLOCK * spec.ETH1_FOLLOW_DISTANCE * 2)  # to seconds
+        // spec.SECONDS_PER_SLOT // spec.SLOTS_PER_EPOCH
     )