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-rw-r--r--MdeModulePkg/Universal/PCD/Dxe/Pcd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/MdeModulePkg/Universal/PCD/Dxe/Pcd.c b/MdeModulePkg/Universal/PCD/Dxe/Pcd.c
index 363a949ea5..c1e4117f49 100644
--- a/MdeModulePkg/Universal/PCD/Dxe/Pcd.c
+++ b/MdeModulePkg/Universal/PCD/Dxe/Pcd.c
@@ -26,7 +26,7 @@ EFI_GUID *TmpTokenSpaceBuffer[PEI_EXMAPPING_TABLE_SIZE + DXE_EXMAPPING_TABLE_SIZ
///
/// PCD database lock.
///
-EFI_LOCK mPcdDatabaseLock = EFI_INITIALIZE_LOCK_VARIABLE(TPL_NOTIFY);
+EFI_LOCK mPcdDatabaseLock = EFI_INITIALIZE_LOCK_VARIABLE(TPL_CALLBACK);
///
/// PCD_PROTOCOL the EDKII native implementation which support dynamic