diff --git a/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-CTA15-A7.dsc b/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-CTA15-A7.dsc
index 5ec0466ec6..a711f56f73 100644
--- a/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-CTA15-A7.dsc
+++ b/ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-CTA15-A7.dsc
@@ -124,16 +124,6 @@
   gArmTokenSpaceGuid.PcdArmPrimaryCore|0x100
 !endif
 
-  #
-  # SEC Phase Global Variables :
-  # - 0x00-0x04: Debugger Exception Handler Pointer address
-  # - 0x04-0x08: Normal Exception Handler Pointer
-  # - 0x0C-0x10: MpSafe Serial Console SpinLock
-  # - 0x10-0x20: KfScb 8 Bakery Locks of 2Bytes each
-  # - 0x20-0x30: CCI 8 Bakery Locks of 2Bytes each
-  # - 0x30-0x48: ARM SMC Events (8 cores * 3 max_event * sizeof(UINT8))
-  gArmPlatformTokenSpaceGuid.PcdSecGlobalVariableSize|0x48
-
   #
   # ARM PrimeCell
   #