diff --git a/packages/state-transition/src/cache/epochTransitionCache.ts b/packages/state-transition/src/cache/epochTransitionCache.ts
index 8520dbd6895..b4f7e3657db 100644
--- a/packages/state-transition/src/cache/epochTransitionCache.ts
+++ b/packages/state-transition/src/cache/epochTransitionCache.ts
@@ -220,8 +220,6 @@ const inclusionDelays = new Array<number>();
 /** WARNING: reused, never gc'd */
 const flags = new Array<number>();
 /** WARNING: reused, never gc'd */
-const isCompoundingValidatorArr = new Array<boolean>();
-/** WARNING: reused, never gc'd */
 const nextEpochShufflingActiveValidatorIndices = new Array<number>();
 /** WARNING: reused, never gc'd */
 const isCompoundingValidatorArr = new Array<boolean>();