diff --git a/java/src/com/android/inputmethod/latin/AdditionalSubtype.java b/java/src/com/android/inputmethod/latin/AdditionalSubtype.java
index 14aad2d..f8f1395 100644
--- a/java/src/com/android/inputmethod/latin/AdditionalSubtype.java
+++ b/java/src/com/android/inputmethod/latin/AdditionalSubtype.java
@@ -28,7 +28,7 @@
 import java.util.ArrayList;
 
 public class AdditionalSubtype {
-    private static final InputMethodSubtype EMPTY_SUBTYPE_ARRAY = new InputMethodSubtype[0];
+    private static final InputMethodSubtype[] EMPTY_SUBTYPE_ARRAY = new InputMethodSubtype[0];
 
     private AdditionalSubtype() {
         // This utility class is not publicly instantiable.