diff --git a/Library/OcConfigurationLib/OcConfigurationLib.c b/Library/OcConfigurationLib/OcConfigurationLib.c
index a196af46..9e88b28e 100644
--- a/Library/OcConfigurationLib/OcConfigurationLib.c
+++ b/Library/OcConfigurationLib/OcConfigurationLib.c
@@ -616,7 +616,7 @@ mUefiReservedMemoryEntrySchema[] = {
   OC_SCHEMA_INTEGER_IN   ("Address", OC_UEFI_RSVD_ENTRY, Address),
   OC_SCHEMA_STRING_IN    ("Comment", OC_UEFI_RSVD_ENTRY, Comment),
   OC_SCHEMA_BOOLEAN_IN   ("Enabled", OC_UEFI_RSVD_ENTRY, Enabled),
-  OC_SCHEMA_INTEGER_IN   ("Size",    OC_UEFI_RSVD_ENTRY, Address),
+  OC_SCHEMA_INTEGER_IN   ("Size",    OC_UEFI_RSVD_ENTRY, Size),
 };
 
 STATIC