diff --git a/src/main/org/apache/tools/ant/util/regexp/RegexpUtil.java b/src/main/org/apache/tools/ant/util/regexp/RegexpUtil.java
index dea822832..7f9b1a792 100644
--- a/src/main/org/apache/tools/ant/util/regexp/RegexpUtil.java
+++ b/src/main/org/apache/tools/ant/util/regexp/RegexpUtil.java
@@ -20,9 +20,7 @@ package org.apache.tools.ant.util.regexp;
  * Regular expression utilities class which handles flag operations.
  *
  */
-public final class RegexpUtil {
-    private RegexpUtil() {
-    }
+public class RegexpUtil {
 
     /**
      * Check the options has a particular flag set.