diff -r 741a0d9efa47 -r 1d963f2c7e91 uwproj.xsd
--- a/uwproj.xsd	Sun Sep 10 13:04:02 2023 +0200
+++ b/uwproj.xsd	Sun Sep 10 13:10:07 2023 +0200
@@ -71,17 +71,7 @@
         </xs:choice>
         <xs:attribute name="name" type="xs:string" use="required"/>
         <xs:attribute name="arg" type="xs:string"/>
-        <xs:attribute name="default" default="false">
-            <!-- TODO: this should be just Boolean -->
-            <xs:simpleType>
-                <xs:restriction base="xs:string">
-                    <xs:enumeration value="true"/>
-                    <xs:enumeration value="false"/>
-                    <xs:enumeration value="on"/>
-                    <xs:enumeration value="off"/>
-                </xs:restriction>
-            </xs:simpleType>
-        </xs:attribute>
+        <xs:attribute name="default" type="xs:boolean" default="false"/>
     </xs:complexType>
 
     <xs:complexType name="OptionType">