diff --git a/pmd-test-schema/src/main/resources/net/sourceforge/pmd/test/schema/rule-tests_1_0_0.xsd b/pmd-test-schema/src/main/resources/net/sourceforge/pmd/test/schema/rule-tests_1_0_0.xsd
index 1a049af0b6..6d8b1d2ac5 100644
--- a/pmd-test-schema/src/main/resources/net/sourceforge/pmd/test/schema/rule-tests_1_0_0.xsd
+++ b/pmd-test-schema/src/main/resources/net/sourceforge/pmd/test/schema/rule-tests_1_0_0.xsd
@@ -73,7 +73,13 @@
                 </documentation>
             </annotation>
         </attribute>
-        <attribute name="useAuxClasspath" type="boolean" default="true"/>
+        <attribute name="useAuxClasspath" type="boolean" default="true">
+            <annotation>
+                <documentation>
+                    This attribute is deprecated, it is assumed true and ignored.
+                </documentation>
+            </annotation>
+        </attribute>
 
         <attribute name="disabled" type="boolean" default="false">
             <annotation>
diff --git a/pmd-test/src/main/java/net/sourceforge/pmd/testframework/RuleTst.java b/pmd-test/src/main/java/net/sourceforge/pmd/testframework/RuleTst.java
index a8f898270b..87e76589d0 100644
--- a/pmd-test/src/main/java/net/sourceforge/pmd/testframework/RuleTst.java
+++ b/pmd-test/src/main/java/net/sourceforge/pmd/testframework/RuleTst.java
@@ -308,7 +308,7 @@ public abstract class RuleTst {
     /**
      * Extract a set of tests from an XML file. The file should be
      * ./xml/RuleName.xml relative to the test class. The format is defined in
-     * test-data.xsd.
+     * rule-tests_1_0_0.xsd in pmd-test-schema.
      */
     RuleTestCollection parseTestCollection(Rule rule) {
         String testsFileName = getCleanRuleName(rule);
diff --git a/pmd-test/src/main/resources/rule-tests_1_0_0.xsd b/pmd-test/src/main/resources/rule-tests_1_0_0.xsd
index 1a049af0b6..6d8b1d2ac5 100644
--- a/pmd-test/src/main/resources/rule-tests_1_0_0.xsd
+++ b/pmd-test/src/main/resources/rule-tests_1_0_0.xsd
@@ -73,7 +73,13 @@
                 </documentation>
             </annotation>
         </attribute>
-        <attribute name="useAuxClasspath" type="boolean" default="true"/>
+        <attribute name="useAuxClasspath" type="boolean" default="true">
+            <annotation>
+                <documentation>
+                    This attribute is deprecated, it is assumed true and ignored.
+                </documentation>
+            </annotation>
+        </attribute>
 
         <attribute name="disabled" type="boolean" default="false">
             <annotation>