1 files changed, 2 insertions, 0 deletions
diff --git a/android/arch/persistence/room/Room.java b/android/arch/persistence/room/Room.java
index 8ce4be0c..2850b55e 100644
--- a/android/arch/persistence/room/Room.java
+++ b/android/arch/persistence/room/Room.java
@@ -43,6 +43,7 @@ public class Room {
      * @return A {@code RoomDatabaseBuilder<T>} which you can use to create the database.
      */
     @SuppressWarnings("WeakerAccess")
+    @NonNull
     public static <T extends RoomDatabase> RoomDatabase.Builder<T> databaseBuilder(
             @NonNull Context context, @NonNull Class<T> klass, @NonNull String name) {
         //noinspection ConstantConditions
@@ -65,6 +66,7 @@ public class Room {
      * @param <T>     The type of the database class.
      * @return A {@code RoomDatabaseBuilder<T>} which you can use to create the database.
      */
+    @NonNull
     public static <T extends RoomDatabase> RoomDatabase.Builder<T> inMemoryDatabaseBuilder(
             @NonNull Context context, @NonNull Class<T> klass) {
         return new RoomDatabase.Builder<>(context, klass, null);