diff --git a/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c b/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c
index ae81ea9ce2..c0077d6770 100644
--- a/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c
+++ b/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c
@@ -237,7 +237,7 @@ CpuCacheInfoCollectCoreAndCacheData (
     CacheData[CacheParamLeafIndex].CacheType             = (UINT8)CacheParamEax.Bits.CacheType;
     CacheData[CacheParamLeafIndex].CacheWays             = (UINT16)CacheParamEbx.Bits.Ways;
     CacheData[CacheParamLeafIndex].FullyAssociativeCache = (UINT8)CacheParamEax.Bits.FullyAssociativeCache;
-    CacheData[CacheParamLeafIndex].DirectMappedCache     = (UINT8)CacheParamEdx.Bits.ComplexCacheIndexing;
+    CacheData[CacheParamLeafIndex].DirectMappedCache     = (UINT8)(CacheParamEdx.Bits.ComplexCacheIndexing == 0);
     CacheData[CacheParamLeafIndex].CacheShareBits        = (UINT16)CacheParamEax.Bits.MaximumAddressableIdsForLogicalProcessors;
     CacheData[CacheParamLeafIndex].CacheSizeinKB         = (CacheParamEbx.Bits.Ways + 1) *
         (CacheParamEbx.Bits.LinePartitions + 1) * (CacheParamEbx.Bits.LineSize + 1) * (CacheParamEcx + 1) / SIZE_1KB;