diff --git a/src/main/org/apache/tools/ant/taskdefs/MacroDef.java b/src/main/org/apache/tools/ant/taskdefs/MacroDef.java
index f3c8a7e5f..68fe20ab1 100644
--- a/src/main/org/apache/tools/ant/taskdefs/MacroDef.java
+++ b/src/main/org/apache/tools/ant/taskdefs/MacroDef.java
@@ -72,6 +72,7 @@ import org.apache.tools.ant.UnknownElement;
  * Describe class <code>MacroDef</code> here.
  *
  * @author Peter Reilly
+ * @since Ant 1.6
  */
 public class MacroDef extends Task implements AntlibInterface, TaskContainer {
     private UnknownElement nestedTask;
diff --git a/src/main/org/apache/tools/ant/taskdefs/MacroInstance.java b/src/main/org/apache/tools/ant/taskdefs/MacroInstance.java
index 458968954..bda5484ba 100644
--- a/src/main/org/apache/tools/ant/taskdefs/MacroInstance.java
+++ b/src/main/org/apache/tools/ant/taskdefs/MacroInstance.java
@@ -77,6 +77,7 @@ import org.apache.tools.ant.RuntimeConfigurable;
  * and makes a copy of the unknown element, substituting
  * the the parameter values in attributes and text.
  * @author Peter Reilly
+ * @since Ant 1.6
  */
 public class MacroInstance extends Task implements DynamicConfigurator {
     private MacroDef template;
diff --git a/src/main/org/apache/tools/ant/taskdefs/PreSetDef.java b/src/main/org/apache/tools/ant/taskdefs/PreSetDef.java
index e742187df..c94b76168 100644
--- a/src/main/org/apache/tools/ant/taskdefs/PreSetDef.java
+++ b/src/main/org/apache/tools/ant/taskdefs/PreSetDef.java
@@ -75,6 +75,7 @@ import org.apache.tools.ant.UnknownElement;
  * </pre>
  *
  * @author Peter Reilly
+ * @since Ant 1.6
  */
 public class PreSetDef extends Task implements AntlibInterface, TaskContainer {
     private UnknownElement nestedTask;