diff --git a/misc/config_tools/schema/checks/vuart_config.xsd b/misc/config_tools/schema/checks/vuart_config.xsd
index 25e59f947..9f59f853f 100644
--- a/misc/config_tools/schema/checks/vuart_config.xsd
+++ b/misc/config_tools/schema/checks/vuart_config.xsd
@@ -45,7 +45,7 @@
 
   <xs:assert test="not (//BUILD_TYPE = 'debug' and //SERIAL_CONSOLE = 'None')">
     <xs:annotation acrn:severity="error" acrn:report-on="//BUILD_TYPE">
-      <xs:documentation>You can't use debug Build type when there is no serial console config</xs:documentation>
+       <xs:documentation>Select a hypervisor serial console port when Build type is Debug, or use Build type Release if no serial console is available.</xs:documentation>
     </xs:annotation>
   </xs:assert>