diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index 2635992ac7..5b56fe9d39 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -381,6 +381,7 @@
   gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxFvSupported|6
   gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxPeimPerFv|32
   gEfiMdeModulePkgTokenSpaceGuid.PcdMaxVariableSize|0x2000
+  gEfiMdeModulePkgTokenSpaceGuid.PcdMaxAuthVariableSize|0x2800
   gEfiMdeModulePkgTokenSpaceGuid.PcdMaxHardwareErrorVariableSize|0x8000
   gEfiMdeModulePkgTokenSpaceGuid.PcdVariableStoreSize|0xe000
 
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index eb16b9fb82..f81b2b8100 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -386,6 +386,7 @@
   gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxFvSupported|6
   gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxPeimPerFv|32
   gEfiMdeModulePkgTokenSpaceGuid.PcdMaxVariableSize|0x2000
+  gEfiMdeModulePkgTokenSpaceGuid.PcdMaxAuthVariableSize|0x2800
   gEfiMdeModulePkgTokenSpaceGuid.PcdMaxHardwareErrorVariableSize|0x8000
   gEfiMdeModulePkgTokenSpaceGuid.PcdVariableStoreSize|0xe000
 
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 2d955b3df5..f5d8428286 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -386,6 +386,7 @@
   gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxFvSupported|6
   gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxPeimPerFv|32
   gEfiMdeModulePkgTokenSpaceGuid.PcdMaxVariableSize|0x2000
+  gEfiMdeModulePkgTokenSpaceGuid.PcdMaxAuthVariableSize|0x2800
   gEfiMdeModulePkgTokenSpaceGuid.PcdMaxHardwareErrorVariableSize|0x8000
   gEfiMdeModulePkgTokenSpaceGuid.PcdVariableStoreSize|0xe000