diff --git a/OvmfPkg/AcpiTables/Facp.aslc b/OvmfPkg/AcpiTables/Facp.aslc
index 3f09f928b6..2aec355d9f 100644
--- a/OvmfPkg/AcpiTables/Facp.aslc
+++ b/OvmfPkg/AcpiTables/Facp.aslc
@@ -44,14 +44,14 @@ EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE FACP = {
   0,                // Power Mgt 2  Ctrl Reg Blk unsupported
   PM_TMR_BLK,       // Port address of Power Mgt Timer Ctrl Reg Blk
   GPE0_BLK,         // Port addr of General Purpose Event 0 Reg Blk
-  GPE1_BLK,         // Port addr of General Purpose Event 1 Reg Blk
+  0,                // General Purpose Event 1 Reg Blk unsupported
   PM1_EVT_LEN,      // Byte Length of ports at pm1X_evt_blk
   PM1_CNT_LEN,      // Byte Length of ports at pm1X_cnt_blk
   0,                // Power Mgt 2 Ctrl Reg Blk unsupported
   PM_TM_LEN,        // Byte Length of ports at pm_tm_blk
   GPE0_BLK_LEN,     // Byte Length of ports at gpe0_blk
-  GPE1_BLK_LEN,     // Byte Length of ports at gpe1_blk
-  GPE1_BASE,        // offset in gpe model where gpe1 events start
+  0,                // General Purpose Event 1 Reg Blk unsupported
+  0,                // General Purpose Event 1 Reg Blk unsupported
   0,                // _CST support
   P_LVL2_LAT,       // worst case HW latency to enter/exit C2 state
   P_LVL3_LAT,       // worst case HW latency to enter/exit C3 state
diff --git a/OvmfPkg/AcpiTables/Platform.h b/OvmfPkg/AcpiTables/Platform.h
index 3f0269bf08..547a5a3e6c 100644
--- a/OvmfPkg/AcpiTables/Platform.h
+++ b/OvmfPkg/AcpiTables/Platform.h
@@ -38,13 +38,10 @@
 #define PM1a_CNT_BLK    0x0000b004
 #define PM_TMR_BLK      0x0000b008
 #define GPE0_BLK        0x0000afe0
-#define GPE1_BLK        0x00000000
 #define PM1_EVT_LEN     0x04
 #define PM1_CNT_LEN     0x02
 #define PM_TM_LEN       0x04
 #define GPE0_BLK_LEN    0x04
-#define GPE1_BLK_LEN    0x00
-#define GPE1_BASE       0x00
 #define RESERVED        0x00
 #define P_LVL2_LAT      0x0065
 #define P_LVL3_LAT      0x03E9