diff --git a/java/src/org/broadinstitute/sting/gatk/walkers/recalibration/RecalDataManager.java b/java/src/org/broadinstitute/sting/gatk/walkers/recalibration/RecalDataManager.java
index dd0047d44..d8cc5593f 100644
--- a/java/src/org/broadinstitute/sting/gatk/walkers/recalibration/RecalDataManager.java
+++ b/java/src/org/broadinstitute/sting/gatk/walkers/recalibration/RecalDataManager.java
@@ -57,7 +57,7 @@ public class RecalDataManager {
     private static boolean warnUserNullReadGroup = false;
     private static boolean warnUserNoColorSpace = false;
 
-    public static final String versionString = "v2.2.15"; // Major version, minor version, and build number
+    public static final String versionString = "v2.2.16"; // Major version, minor version, and build number
 
     RecalDataManager() {
     	data = new NestedHashMap();