diff --git a/examples/src/SimkitOpenDis7Examples/TwoCraneBerthsOpenDis7.java b/examples/src/SimkitOpenDis7Examples/TwoCraneBerthsOpenDis7.java
index a6deb8fa55631a010b7c98923c348605b70dccd9..9170fee823c46ef39af5e583ac10f699130898ee 100644
--- a/examples/src/SimkitOpenDis7Examples/TwoCraneBerthsOpenDis7.java
+++ b/examples/src/SimkitOpenDis7Examples/TwoCraneBerthsOpenDis7.java
@@ -18,7 +18,7 @@ import simkit.SimEntityBase;
  * @see <a href="run/RunTwoCranesBerthOpenDis7Log.txt" target="_blank">RunTwoCranesBerthOpenDis7Log.txt</a>
  * @see <a href="TwoCraneBerthsAssignment05.docx" target="_blank">TwoCraneBerthsAssignment05.docx</a>
  * @see <a href="TwoCraneBerthsAssignment05Solution.docx" target="_blank">TwoCraneBerthsAssignment05Solution.docx</a>
- * @author abuss@nps.edu@nps.edu
+ * @author abuss@nps.edu
  * @author brutzman@nps.edu
  */
 public class TwoCraneBerthsOpenDis7 extends SimEntityBase
@@ -344,7 +344,7 @@ public class TwoCraneBerthsOpenDis7 extends SimEntityBase
         berth.remove(ship);
         firePropertyChange("berth", oldBerth, getBerth());
 
-        if (queue.size() > 0) {
+        if (!queue.isEmpty()) {
             waitDelay("StartUnloadingOneCrane", 0.0, Priority.HIGH);
         }