diff --git a/SignedCapsulePkg/SignedCapsulePkg.dsc b/SignedCapsulePkg/SignedCapsulePkg.dsc
index db7f176166..3d9c4afb91 100644
--- a/SignedCapsulePkg/SignedCapsulePkg.dsc
+++ b/SignedCapsulePkg/SignedCapsulePkg.dsc
@@ -19,7 +19,7 @@
   PLATFORM_VERSION               = 0.96
   DSC_SPECIFICATION              = 0x00010005
   OUTPUT_DIRECTORY               = Build/SignedCapsulePkg
-  SUPPORTED_ARCHITECTURES        = IA32|X64
+  SUPPORTED_ARCHITECTURES        = AARCH64|ARM|IA32|X64
   BUILD_TARGETS                  = DEBUG|RELEASE|NOOPT
   SKUID_IDENTIFIER               = DEFAULT
 
@@ -105,6 +105,19 @@
   IniParsingLib|SignedCapsulePkg/Library/IniParsingLib/IniParsingLib.inf
   PlatformFlashAccessLib|SignedCapsulePkg/Library/PlatformFlashAccessLibNull/PlatformFlashAccessLibNull.inf
 
+[LibraryClasses.ARM]
+  ArmSoftFloatLib|ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf
+
+  #
+  # It is not possible to prevent the ARM compiler for generic intrinsic functions.
+  # This library provides the instrinsic functions generate by a given compiler.
+  # And NULL mean link this library into all ARM images.
+  #
+  NULL|ArmPkg/Library/CompilerIntrinsicsLib/CompilerIntrinsicsLib.inf
+
+  # Add support for GCC stack protector
+  NULL|MdePkg/Library/BaseStackCheckLib/BaseStackCheckLib.inf
+
 [LibraryClasses.common.PEI_CORE]
   HobLib|MdePkg/Library/PeiHobLib/PeiHobLib.inf
   MemoryAllocationLib|MdePkg/Library/PeiMemoryAllocationLib/PeiMemoryAllocationLib.inf