diff --git a/README.md b/README.md
index 29129b7..3b89d3d 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ class Example {
         // You can also set it to a custom provider if needed
         WrapperEntity.ID_PROVIDER = new EntityIdProvider() {
             @Override
-            public int getEntityId() {
+            public int provide() {
                 return 0;
             }
         };