diff --git a/sandbox/contributions/snowball/src/java/org/apache/lucene/analysis/snowball/SnowballFilter.java b/sandbox/contributions/snowball/src/java/org/apache/lucene/analysis/snowball/SnowballFilter.java
index c1511c9b5b7..1adfc7c7026 100644
--- a/sandbox/contributions/snowball/src/java/org/apache/lucene/analysis/snowball/SnowballFilter.java
+++ b/sandbox/contributions/snowball/src/java/org/apache/lucene/analysis/snowball/SnowballFilter.java
@@ -84,7 +84,7 @@ public class SnowballFilter extends TokenFilter {
    * @param in the name of a stemmer
    */
   public SnowballFilter(TokenStream in, String name) {
-    this.input = in;
+    super(in);
     try {
       Class stemClass =
         Class.forName("net.sf.snowball.ext." + name + "Stemmer");