diff --git a/src/main/org/apache/tools/ant/util/regexp/Jdk14RegexpMatcher.java b/src/main/org/apache/tools/ant/util/regexp/Jdk14RegexpMatcher.java
index be14f0ff7..ae3dedd48 100644
--- a/src/main/org/apache/tools/ant/util/regexp/Jdk14RegexpMatcher.java
+++ b/src/main/org/apache/tools/ant/util/regexp/Jdk14RegexpMatcher.java
@@ -63,7 +63,7 @@ import org.apache.tools.ant.BuildException;
 
 /**
  * Implementation of RegexpMatcher for the built-in regexp matcher of
- * JDK 1.4.
+ * JDK 1.4. UNIX_LINES option is enabled as a default.
  *
  * @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a> 
  * @author Matthew Inger <a href="mailto:mattinger@mindless.com">mattinger@mindless.com</a>