diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index 58e6ab0048..be5e829ca9 100644
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -917,7 +917,7 @@
   # @Prompt Enable process non-reset capsule image at runtime.
   gEfiMdeModulePkgTokenSpaceGuid.PcdSupportProcessCapsuleAtRuntime|FALSE|BOOLEAN|0x00010079
 
-[PcdsFeatureFlag.IA32, PcdsFeatureFlag.ARM, PcdsFeatureFlag.AARCH64]
+[PcdsFeatureFlag.IA32, PcdsFeatureFlag.ARM, PcdsFeatureFlag.AARCH64, PcdsFeatureFlag.LOONGARCH64]
   gEfiMdeModulePkgTokenSpaceGuid.PcdPciDegradeResourceForOptionRom|FALSE|BOOLEAN|0x0001003a
 
 [PcdsFeatureFlag.IA32, PcdsFeatureFlag.X64]