diff --git a/PerfectNumbers.Core/PrimeOrderCalculator.Cpu.cs b/PerfectNumbers.Core/PrimeOrderCalculator.Cpu.cs
index 7dd9aa7..f0673f7 100644
--- a/PerfectNumbers.Core/PrimeOrderCalculator.Cpu.cs
+++ b/PerfectNumbers.Core/PrimeOrderCalculator.Cpu.cs
@@ -1344,6 +1344,7 @@ internal static partial class PrimeOrderCalculator
 				isPrime = PrimeTesterByLastDigit.IsPrimeCpu(value);
 
 				entry.WithPrimality(isPrime);
+				pending[index] = entry;
 			}
 
 			if (entry.IsPrime)