diff --git a/PerfectNumbers.Core/Cpu/MersenneNumberDivisorByDivisorCpuTester.cs b/PerfectNumbers.Core/Cpu/MersenneNumberDivisorByDivisorCpuTester.cs
index b71c893..e497ee1 100644
--- a/PerfectNumbers.Core/Cpu/MersenneNumberDivisorByDivisorCpuTester.cs
+++ b/PerfectNumbers.Core/Cpu/MersenneNumberDivisorByDivisorCpuTester.cs
@@ -133,7 +133,6 @@ public sealed class MersenneNumberDivisorByDivisorCpuTester : IMersenneNumberDiv
 
 		// Intentionally recomputes factorizations without a per-thread cache.
 		// The previous factor cache recorded virtually no hits and only slowed down the scan.
-		_ = DivisorCycleCache.Shared;
 
 		ulong stepHigh = step.High;
 		ulong stepLow = step.Low;