diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/indels/SomaticIndelDetectorWalker.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/indels/SomaticIndelDetectorWalker.java
index 5a99f26f0..50ec9fe74 100644
--- a/public/java/src/org/broadinstitute/sting/gatk/walkers/indels/SomaticIndelDetectorWalker.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/indels/SomaticIndelDetectorWalker.java
@@ -130,7 +130,7 @@ public class SomaticIndelDetectorWalker extends ReadWalker<Integer,Integer> {
 //    boolean FORMAT_VCF = false;
 
     @Hidden
-    @Argument(fullName = "genotype_intervals", shortName = "genotype",
+    @Input(fullName = "genotype_intervals", shortName = "genotype",
         doc = "Calls will be made at each position within the specified interval(s), whether there is an indel or not", required = false)
     public IntervalBinding<Feature> genotypeIntervalsFile = null;