diff --git a/app/app-debug.apk b/app/app-debug.apk
index 86fb24e8..8c6d7be3 100644
Binary files a/app/app-debug.apk and b/app/app-debug.apk differ
diff --git a/app/src/main/java/com/zeapo/pwdstore/UserPreference.java b/app/src/main/java/com/zeapo/pwdstore/UserPreference.java
index ba322c28..2280019d 100644
--- a/app/src/main/java/com/zeapo/pwdstore/UserPreference.java
+++ b/app/src/main/java/com/zeapo/pwdstore/UserPreference.java
@@ -82,7 +82,7 @@ public class UserPreference extends AppCompatActivity {
                         setPositiveButton(R.string.dialog_delete,
                                 (dialog, id) -> {
                                     try {
-                                        FileUtils.deleteDirectory(PasswordRepository.getWorkTree());
+                                        FileUtils.cleanDirectory(PasswordRepository.getWorkTree());
                                     } catch (Exception e) {
                                         //TODO Handle the diffent cases of exceptions
                                     }