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-rw-r--r--OvmfPkg/PlatformPei/MemDetect.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/OvmfPkg/PlatformPei/MemDetect.c b/OvmfPkg/PlatformPei/MemDetect.c
index 9ee4b59623..8f66412763 100644
--- a/OvmfPkg/PlatformPei/MemDetect.c
+++ b/OvmfPkg/PlatformPei/MemDetect.c
@@ -335,7 +335,7 @@ PublishPeiMemory (
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS MemoryBase;
UINT64 MemorySize;
- UINT64 LowerMemorySize;
+ UINT32 LowerMemorySize;
UINT32 PeiMemoryCap;
LowerMemorySize = GetSystemMemorySizeBelow4gb ();