diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/variantrecalibration/VariantDataManager.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/variantrecalibration/VariantDataManager.java
index aacd987d5..33a543e39 100755
--- a/public/java/src/org/broadinstitute/sting/gatk/walkers/variantrecalibration/VariantDataManager.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/variantrecalibration/VariantDataManager.java
@@ -286,6 +286,7 @@ public class VariantDataManager {
             case INDEL:
             case MIXED:
             case SYMBOLIC:
+            case STRUCTURAL_INDEL:
                 return checkVariationClass( evalVC, VariantRecalibratorArgumentCollection.Mode.INDEL );
             default:
                 return false;