diff --git a/proposal/myrmidon/src/java/org/apache/antlib/extensions/JarLibManifestTask.java b/proposal/myrmidon/src/java/org/apache/antlib/extensions/JarLibManifestTask.java
index 34152125d..00b4b198b 100644
--- a/proposal/myrmidon/src/java/org/apache/antlib/extensions/JarLibManifestTask.java
+++ b/proposal/myrmidon/src/java/org/apache/antlib/extensions/JarLibManifestTask.java
@@ -126,7 +126,7 @@ public final class JarLibManifestTask
      *
      * @param extensionSet a set of extensions that this library optionally requires.
      */
-    public void addOption( final ExtensionSet extensionSet )
+    public void addOptions( final ExtensionSet extensionSet )
     {
         m_optionals.add( extensionSet );
     }
diff --git a/proposal/myrmidon/src/samples/sample.ant b/proposal/myrmidon/src/samples/sample.ant
index e4cc0d14e..1ed771100 100644
--- a/proposal/myrmidon/src/samples/sample.ant
+++ b/proposal/myrmidon/src/samples/sample.ant
@@ -339,9 +339,9 @@ Legal:
     <target name="manifest-test">
 
         <extension-set id="my-dependencies">
-            <dependsfileset dir="../../">
+            <libfileset dir="../../">
                 <include name="src/ant1compat/jar/*.jar"/>
-            </dependsfileset>
+            </libfileset>
             <extension
                 extension-name="MrMadeUpExtension"
                 specification-version="1.0"
@@ -349,9 +349,9 @@ Legal:
         </extension-set>
 
         <extension-set id="my-options">
-            <dependsfileset dir="../../">
+            <libfileset dir="../../">
                 <include name="lib/*.jar"/>
-            </dependsfileset>
+            </libfileset>
         </extension-set>
 
         <extension id="my-extension"