diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/annotator/ClippingRankSumTest.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/annotator/ClippingRankSumTest.java
index f41a40621..5403e19dc 100644
--- a/public/java/src/org/broadinstitute/sting/gatk/walkers/annotator/ClippingRankSumTest.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/annotator/ClippingRankSumTest.java
@@ -18,7 +18,7 @@ import java.util.*;
  * Date: 6/28/12
  */
 
-public class ClippingRankSumTest extends RankSumTest {
+public class ClippingRankSumTest /*extends RankSumTest*/ {
 
     public List<String> getKeyNames() { return Arrays.asList("ClippingRankSum"); }