diff --git a/PrmPkg/Library/DxePrmContextBufferLib/UnitTest/DxePrmContextBufferLibUnitTestHost.inf b/PrmPkg/Library/DxePrmContextBufferLib/UnitTest/DxePrmContextBufferLibUnitTestHost.inf
index 7cf6a16867..eefaddb10a 100644
--- a/PrmPkg/Library/DxePrmContextBufferLib/UnitTest/DxePrmContextBufferLibUnitTestHost.inf
+++ b/PrmPkg/Library/DxePrmContextBufferLib/UnitTest/DxePrmContextBufferLibUnitTestHost.inf
@@ -17,7 +17,7 @@
 #
 # The following information is for reference only and not required by the build tools.
 #
-#  VALID_ARCHITECTURES           = IA32 X64 ARM AARCH64
+#  VALID_ARCHITECTURES           = IA32 X64
 #
 
 [Sources]
diff --git a/PrmPkg/Library/DxePrmModuleDiscoveryLib/UnitTest/DxePrmModuleDiscoveryLibUnitTestHost.inf b/PrmPkg/Library/DxePrmModuleDiscoveryLib/UnitTest/DxePrmModuleDiscoveryLibUnitTestHost.inf
index 8aae1f7cd7..fd4b44a9bf 100644
--- a/PrmPkg/Library/DxePrmModuleDiscoveryLib/UnitTest/DxePrmModuleDiscoveryLibUnitTestHost.inf
+++ b/PrmPkg/Library/DxePrmModuleDiscoveryLib/UnitTest/DxePrmModuleDiscoveryLibUnitTestHost.inf
@@ -17,7 +17,7 @@
 #
 # The following information is for reference only and not required by the build tools.
 #
-#  VALID_ARCHITECTURES           = IA32 X64 ARM AARCH64
+#  VALID_ARCHITECTURES           = IA32 X64
 #
 
 [Sources]