diff --git a/SignedCapsulePkg/SignedCapsulePkg.dsc b/SignedCapsulePkg/SignedCapsulePkg.dsc
index 4d4232d6e0..03f714f9a7 100644
--- a/SignedCapsulePkg/SignedCapsulePkg.dsc
+++ b/SignedCapsulePkg/SignedCapsulePkg.dsc
@@ -97,6 +97,7 @@
 [LibraryClasses.ARM]
   ArmSoftFloatLib|ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf
 
+[LibraryClasses.AARCH64, LibraryClasses.ARM]
   #
   # It is not possible to prevent the ARM compiler for generic intrinsic functions.
   # This library provides the instrinsic functions generate by a given compiler.