diff --git a/storage/src/main/java/com/zfoo/storage/StorageContext.java b/storage/src/main/java/com/zfoo/storage/StorageContext.java
index da5bfc14..4c6ca0f6 100644
--- a/storage/src/main/java/com/zfoo/storage/StorageContext.java
+++ b/storage/src/main/java/com/zfoo/storage/StorageContext.java
@@ -60,8 +60,8 @@ public class StorageContext implements ApplicationListener<ApplicationContextEve
         return instance.storageManager.getStorage(clazz).getList();
     }
 
-    public static <Index, V> List<V> getIndexes(Class<V> clazz, Func1<V, Index> function, Index index) {
-        return instance.storageManager.getStorage(clazz).getIndexes(function, index);
+    public static <INDEX, V> List<V> getIndexes(Class<V> clazz, Func1<V, INDEX> func, INDEX index) {
+        return instance.storageManager.getStorage(clazz).getIndexes(func, index);
     }
 
     public static <INDEX, V> V getUniqueIndex(Class<V> clazz, Func1<V, INDEX> func, INDEX uindex) {
diff --git a/storage/src/main/java/com/zfoo/storage/model/IStorage.java b/storage/src/main/java/com/zfoo/storage/model/IStorage.java
index d86ab497..a9a02a60 100644
--- a/storage/src/main/java/com/zfoo/storage/model/IStorage.java
+++ b/storage/src/main/java/com/zfoo/storage/model/IStorage.java
@@ -50,10 +50,10 @@ public interface IStorage<K, V> {
 
     IdDef getIdDef();
 
-    <INDEX> List<V> getIndexes(Func1<V, INDEX> function, INDEX index);
+    <INDEX> List<V> getIndexes(Func1<V, INDEX> func, INDEX index);
 
     @Nullable
-    <INDEX> V getUniqueIndex(Func1<V, INDEX> function, INDEX uindex);
+    <INDEX> V getUniqueIndex(Func1<V, INDEX> func, INDEX uindex);
 
     int size();
 }