diff --git a/utils/src/main/java/one/nem/lacerta/utils/impl/SharedPrefUtilsImpl.java b/utils/src/main/java/one/nem/lacerta/utils/impl/SharedPrefUtilsImpl.java
index f32b9733..81dfe923 100644
--- a/utils/src/main/java/one/nem/lacerta/utils/impl/SharedPrefUtilsImpl.java
+++ b/utils/src/main/java/one/nem/lacerta/utils/impl/SharedPrefUtilsImpl.java
@@ -1,4 +1,17 @@
 package one.nem.lacerta.utils.impl;
 
-public class SharedPrefUtilsImpl {
+import android.content.SharedPreferences;
+
+import one.nem.lacerta.utils.repository.SharedPrefUtils;
+
+public class SharedPrefUtilsImpl implements SharedPrefUtils{
+    @Override
+    public SharedPreferences.Editor getEditor() {
+        return null;
+    }
+
+    @Override
+    public SharedPreferences.Editor getEditor(String name) {
+        return null;
+    }
 }