diff --git a/src/main/java/gov/loc/repository/bagit/verify/BagVerifier.java b/src/main/java/gov/loc/repository/bagit/verify/BagVerifier.java
index a4cc0fbbe..c8e8c20f7 100644
--- a/src/main/java/gov/loc/repository/bagit/verify/BagVerifier.java
+++ b/src/main/java/gov/loc/repository/bagit/verify/BagVerifier.java
@@ -149,7 +149,7 @@ public final void isValid(final Bag bag, final boolean ignoreHiddenFiles) throws
    * Check the supplied checksum hashes against the generated checksum hashes
    */
   @SuppressWarnings("PMD.AvoidInstantiatingObjectsInLoops")
-  protected void checkHashes(final Manifest manifest) throws CorruptChecksumException, InterruptedException, VerificationException{
+  protected final void checkHashes(final Manifest manifest) throws CorruptChecksumException, InterruptedException, VerificationException{
     final CountDownLatch latch = new CountDownLatch( manifest.getFileToChecksumMap().size());
     
     //TODO maybe return all of these at some point...