diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/bqsr/BaseRecalibrator.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/bqsr/BaseRecalibrator.java
index dcaaafefd..7692c58e2 100755
--- a/public/java/src/org/broadinstitute/sting/gatk/walkers/bqsr/BaseRecalibrator.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/bqsr/BaseRecalibrator.java
@@ -38,6 +38,7 @@ import org.broadinstitute.sting.gatk.filters.*;
 import org.broadinstitute.sting.gatk.iterators.ReadTransformer;
 import org.broadinstitute.sting.gatk.refdata.RefMetaDataTracker;
 import org.broadinstitute.sting.gatk.walkers.*;
+import org.broadinstitute.sting.utils.MathUtils;
 import org.broadinstitute.variant.utils.BaseUtils;
 import org.broadinstitute.sting.utils.baq.BAQ;
 import org.broadinstitute.sting.utils.classloader.GATKLiteUtils;