diff --git a/misc/config_tools/schema/config.xsd b/misc/config_tools/schema/config.xsd
index 6fb82a7b9..8260dbeb0 100644
--- a/misc/config_tools/schema/config.xsd
+++ b/misc/config_tools/schema/config.xsd
@@ -385,7 +385,7 @@ Refer to :ref:`vuart_config` for detailed vUART settings.</xs:documentation>
       </xs:annotation>
     </xs:element>
     <xs:element name="cpu_affinity" type="CPUAffinityConfigurations" minOccurs="0">
-      <xs:annotation acrn:title="Physical CPU affinity" acrn:views="basic">
+      <xs:annotation acrn:title="Physical CPU affinity" acrn:views="basic" acrn:applicable-vms="pre-launched, post-launched">
         <xs:documentation>Select a subset of physical CPUs that this VM can use. More than one can be selected.</xs:documentation>
       </xs:annotation>
     </xs:element>