From f6008e57046821df8c3bdc6bc5368269db5854b4 Mon Sep 17 00:00:00 2001
From: Stefan Bratanov <stefan.bratanov93@gmail.com>
Date: Fri, 7 Jul 2023 15:27:11 +0100
Subject: [PATCH] more simpler calculation

---
 .../pegasys/teku/spec/logic/common/helpers/MiscHelpers.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ethereum/spec/src/main/java/tech/pegasys/teku/spec/logic/common/helpers/MiscHelpers.java b/ethereum/spec/src/main/java/tech/pegasys/teku/spec/logic/common/helpers/MiscHelpers.java
index 027752c6965..3eb9549d551 100644
--- a/ethereum/spec/src/main/java/tech/pegasys/teku/spec/logic/common/helpers/MiscHelpers.java
+++ b/ethereum/spec/src/main/java/tech/pegasys/teku/spec/logic/common/helpers/MiscHelpers.java
@@ -123,7 +123,7 @@ public UInt64 computeStartSlotAtEpoch(final UInt64 epoch) {
   }
 
   public UInt64 computeEndSlotAtEpoch(final UInt64 epoch) {
-    return computeStartSlotAtEpoch(epoch.plus(1)).minusMinZero(1);
+    return computeStartSlotAtEpoch(epoch).plus(specConfig.getSlotsPerEpoch() - 1);
   }
 
   public UInt64 computeSlotAtTime(final UInt64 genesisTime, final UInt64 currentTime) {