diff --git a/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseAndQualsCounts.java b/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseAndQualsCounts.java
index 207590c5f..7f8b0dded 100644
--- a/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseAndQualsCounts.java
+++ b/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseAndQualsCounts.java
@@ -60,10 +60,7 @@ public class BaseAndQualsCounts extends BaseCounts {
         super();
         this.sumInsertionQuals = new long[BaseIndex.values().length];
         this.sumDeletionQuals  = new long[BaseIndex.values().length];
-        for (final BaseIndex i : BaseIndex.values()) {
-            sumInsertionQuals[i.index] = 0L;
-            sumDeletionQuals[i.index] = 0L;
-        }
+        // Java primitive arrays comes zero-filled, so no need to do it explicitly.
     }
 
     public void incr(final byte base, final byte baseQual, final byte insQual, final byte delQual) {
diff --git a/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseCounts.java b/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseCounts.java
index 67c8e68df..399cbd2a5 100644
--- a/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseCounts.java
+++ b/protected/java/src/org/broadinstitute/sting/gatk/walkers/compression/reducereads/BaseCounts.java
@@ -69,10 +69,7 @@ import com.google.java.contract.Requires;
     public BaseCounts() {
         counts = new int[BaseIndex.values().length];
         sumQuals = new long[BaseIndex.values().length];
-        for (final BaseIndex i : BaseIndex.values()) {
-            counts[i.index] = 0;
-            sumQuals[i.index] = 0L;
-        }
+        // Java primitive arrays comes zero-filled, so no need to do it explicitly.
     }
 
     public static BaseCounts createWithCounts(int[] countsACGT) {