diff --git a/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/ExactAFCalculationModel.java b/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/ExactAFCalculationModel.java
index ae7c2f5c1..26c777296 100755
--- a/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/ExactAFCalculationModel.java
+++ b/public/java/src/org/broadinstitute/sting/gatk/walkers/genotyper/ExactAFCalculationModel.java
@@ -317,11 +317,11 @@ public class ExactAFCalculationModel extends AlleleFrequencyCalculationModel {
         }
     }
 
-    public int linearExactMultiAllelic(GenotypesContext GLs,
-                                       int numAlternateAlleles,
-                                       double[] log10AlleleFrequencyPriors,
-                                       double[] log10AlleleFrequencyPosteriors,
-                                       boolean preserveData) {
+    static public int linearExactMultiAllelic(GenotypesContext GLs,
+                                              int numAlternateAlleles,
+                                              double[] log10AlleleFrequencyPriors,
+                                              double[] log10AlleleFrequencyPosteriors,
+                                              boolean preserveData) {
 
         final ArrayList<double[]> genotypeLikelihoods = getGLs(GLs);
         final int numSamples = genotypeLikelihoods.size()-1;
@@ -350,8 +350,7 @@ public class ExactAFCalculationModel extends AlleleFrequencyCalculationModel {
             maxLog10L = Math.max(maxLog10L, log10LofKs);
         }
 
-        // TODO -- finish me
-
+        // TODO -- why do we need to return anything here?
         return 0;
     }
 
@@ -471,7 +470,7 @@ public class ExactAFCalculationModel extends AlleleFrequencyCalculationModel {
                     log10ConformationLikelihoods[0] = MathUtils.log10Cache[2*j-totalK] + MathUtils.log10Cache[2*j-totalK-1] + set.log10Likelihoods[j-1] + gl[HOM_REF_INDEX];
 
                 // deal with the other possible conformations now
-                if ( totalK < 2*j ) {
+                if ( totalK <= 2*j ) { // skip impossible conformations
                     int conformationIndex = 1;
                     for ( Map.Entry<Integer, Integer> mapping : set.ACsetIndexToPLIndex.entrySet() )
                         log10ConformationLikelihoods[conformationIndex++] =
diff --git a/public/java/test/org/broadinstitute/sting/gatk/walkers/genotyper/UnifiedGenotyperIntegrationTest.java b/public/java/test/org/broadinstitute/sting/gatk/walkers/genotyper/UnifiedGenotyperIntegrationTest.java
index 34e1ad30e..11e086db8 100755
--- a/public/java/test/org/broadinstitute/sting/gatk/walkers/genotyper/UnifiedGenotyperIntegrationTest.java
+++ b/public/java/test/org/broadinstitute/sting/gatk/walkers/genotyper/UnifiedGenotyperIntegrationTest.java
@@ -29,7 +29,7 @@ public class UnifiedGenotyperIntegrationTest extends WalkerTest {
     public void testMultiSamplePilot1() {
         WalkerTest.WalkerTestSpec spec = new WalkerTest.WalkerTestSpec(
                 baseCommand + " -I " + validationDataLocation + "low_coverage_CEU.chr1.10k-11k.bam -o %s -L 1:10,022,000-10,025,000", 1,
-                Arrays.asList("286f0de92e4ce57986ba861390c6019d"));
+                Arrays.asList("b70732a2f63f8409b61e41fa53eaae3e"));
         executeTest("test MultiSample Pilot1", spec);
     }