diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/variantutils/VariantsToTable.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/variantutils/VariantsToTable.java
index 71dd5df3f..079fc7aba 100755
--- a/public/java/src/org/broadinstitute/sting/gatk/walkers/variantutils/VariantsToTable.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/variantutils/VariantsToTable.java
@@ -24,6 +24,7 @@
 
 package org.broadinstitute.sting.gatk.walkers.variantutils;
 
+import org.broadinstitute.sting.utils.MathUtils;
 import org.broadinstitute.sting.utils.variantcontext.VariantContext;
 import org.broadinstitute.sting.commandline.Argument;
 import org.broadinstitute.sting.commandline.Output;
@@ -169,6 +170,30 @@ public class VariantsToTable extends RodWalker<Integer, Integer> {
                 throw new UserException(String.format("Missing field %s in vc %s at %s", field, vc.getSource(), vc));
             }
 
+            if (field.equals("AF")) {
+                     String afo = val;
+
+                     double af;
+                     if (afo.contains(",")) {
+                         String[] afs = afo.split(",");
+                         afs[0] = afs[0].substring(1,afs[0].length());
+                         afs[afs.length-1] = afs[afs.length-1].substring(0,afs[afs.length-1].length()-1);
+
+                         double[] afd = new double[afs.length];
+
+                         for (int k=0; k < afd.length; k++)
+                             afd[k] = Double.valueOf(afs[k]);
+
+                         af = MathUtils.arrayMax(afd);
+                         //af = Double.valueOf(afs[0]);
+
+                     }
+                     else
+                         af = Double.valueOf(afo);
+
+                val = Double.toString(af);
+
+            }
             vals.add(val);
         }