diff --git a/services/aams/src/accessible_ability_manager_service.cpp b/services/aams/src/accessible_ability_manager_service.cpp
index f168d7d6c..803fbbb80 100644
--- a/services/aams/src/accessible_ability_manager_service.cpp
+++ b/services/aams/src/accessible_ability_manager_service.cpp
@@ -1208,7 +1208,7 @@ void AccessibleAbilityManagerService::UpdateAccessibilityManagerService()
 void AccessibleAbilityManagerService::UpdateAccessibilityState()
 {
     HILOG_DEBUG("start.");
-    std::lock_guard<std::mutex> lock(mutex_);   
+    std::lock_guard<std::mutex> lock(mutex_);
     sptr<AccessibilityAccountData> accountData = GetCurrentAccountData();
     if (!accountData) {
         HILOG_ERROR("Account data is null");