1 files changed, 1 insertions, 1 deletions
diff --git a/java/src/com/android/inputmethod/latin/CollectionUtils.java b/java/src/com/android/inputmethod/latin/CollectionUtils.java
index baa2ee1cd..c75f2df5c 100644
--- a/java/src/com/android/inputmethod/latin/CollectionUtils.java
+++ b/java/src/com/android/inputmethod/latin/CollectionUtils.java
@@ -30,7 +30,7 @@ import java.util.TreeSet;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.CopyOnWriteArrayList;
 
-public class CollectionUtils {
+public final class CollectionUtils {
     private CollectionUtils() {
         // This utility class is not publicly instantiable.
     }