diff --git a/src/main/kotlin/top/fatweb/api/settings/SettingsOperator.kt b/src/main/kotlin/top/fatweb/api/settings/SettingsOperator.kt
index 7b4f23e..9e023e7 100644
--- a/src/main/kotlin/top/fatweb/api/settings/SettingsOperator.kt
+++ b/src/main/kotlin/top/fatweb/api/settings/SettingsOperator.kt
@@ -91,11 +91,8 @@ object SettingsOperator {
                 }
             }
             field.set(it, value)
-        } ?: {
-            MailSettings().also {
-                field.set(it, value)
-                systemSettings.mail = it
-            }
+        } ?: let {
+            systemSettings.mail = MailSettings().also { field.set(it, value) }
         }
 
         saveSettingsToFile()
diff --git a/src/main/resources/db/migration/sqlite/V1_0_0_231214__Add_table_'t_statistics'.sql b/src/main/resources/db/migration/sqlite/V1_0_0_231214__Add_table_'t_statistics_log'.sql
similarity index 100%
rename from src/main/resources/db/migration/sqlite/V1_0_0_231214__Add_table_'t_statistics'.sql
rename to src/main/resources/db/migration/sqlite/V1_0_0_231214__Add_table_'t_statistics_log'.sql