diff --git a/build.xml b/build.xml
index 1c65e8eea..31e99c1a8 100644
--- a/build.xml
+++ b/build.xml
@@ -130,8 +130,6 @@
              unless="jdk1.2+" />
     <exclude name="${optional.package}/ejb/IPlanet*.java"
              unless="jdk1.2+" />
-    <exclude name="${optional.package}/extension/**/*.java"
-             unless="jdk1.2+" />
     <!-- uses the context classloader -->
     <exclude name="${optional.package}/junit/JUnitClassLoaderTest.java"
              unless="jdk1.2+" />
@@ -142,6 +140,8 @@
   <patternset id="needs.jdk1.3+">
     <exclude name="${ant.package}/taskdefs/TestProcess.java"
              unless="jdk1.3+" />
+    <exclude name="${optional.package}/extension/**/*.java"
+             unless="jdk1.3+" />
   </patternset>
   <patternset id="needs.jdk1.4+">
     <exclude name="${regexp.package}/Jdk14Regexp*.java"
@@ -527,6 +527,7 @@
       <classpath refid="classpath" />
 
       <patternset refid="needs.jdk1.2+" />
+      <patternset refid="needs.jdk1.3+" />
       <patternset refid="needs.jdk1.4+" />
 
       <patternset refid="needs.jakarta.regexp" />
diff --git a/src/testcases/org/apache/tools/ant/taskdefs/DynamicTask.java b/src/testcases/org/apache/tools/ant/taskdefs/DynamicTask.java
index 2623addc5..d4ea9472c 100644
--- a/src/testcases/org/apache/tools/ant/taskdefs/DynamicTask.java
+++ b/src/testcases/org/apache/tools/ant/taskdefs/DynamicTask.java
@@ -72,7 +72,7 @@ public class DynamicTask extends Task implements DynamicConfigurator {
 
     public class Sub implements DynamicConfigurator {
         public void setDynamicAttribute(String name, String value) {
-            project.setNewProperty(name, value);
+            getProject().setNewProperty(name, value);
         }
 
         public Object createDynamicElement(String name) {