diff --git a/src/org/olap4j/mdx/ParseTreeWriter.java b/src/org/olap4j/mdx/ParseTreeWriter.java
index a649ab6..84ed6d5 100644
--- a/src/org/olap4j/mdx/ParseTreeWriter.java
+++ b/src/org/olap4j/mdx/ParseTreeWriter.java
@@ -45,6 +45,15 @@ public class ParseTreeWriter {
     private static final int INDENT = 4;
     private static String bigString = "                ";
 
+    /**
+     * Creates a ParseTreeWriter.
+     *
+     * @param pw Underlying writer
+     */
+    public ParseTreeWriter(PrintWriter pw) {
+        this((Writer)pw);
+    }
+
     /**
      * Creates a ParseTreeWriter.
      *