diff --git a/frameworks/inputmethod_ability/src/input_method_ability.cpp b/frameworks/inputmethod_ability/src/input_method_ability.cpp
index e9ffd73..0d439bd 100644
--- a/frameworks/inputmethod_ability/src/input_method_ability.cpp
+++ b/frameworks/inputmethod_ability/src/input_method_ability.cpp
@@ -471,6 +471,5 @@ namespace MiscServices {
         }
         inputDataChannel->StopInput();
     }
-
 } // namespace MiscServices
 } // namespace OHOS
diff --git a/frameworks/inputmethod_controller/src/input_method_controller.cpp b/frameworks/inputmethod_controller/src/input_method_controller.cpp
index ef46d9c..ed07a7d 100644
--- a/frameworks/inputmethod_controller/src/input_method_controller.cpp
+++ b/frameworks/inputmethod_controller/src/input_method_controller.cpp
@@ -431,6 +431,5 @@ using namespace MessageID;
         mAgent->SetCallingWindow(windowId);
         return;
     }
-
 } // namespace MiscServices
 } // namespace OHOS
diff --git a/interfaces/kits/js/napi/inputmethodengine/src/js_input_method_engine_listener.cpp b/interfaces/kits/js/napi/inputmethodengine/src/js_input_method_engine_listener.cpp
index d79e688..bbc1b05 100644
--- a/interfaces/kits/js/napi/inputmethodengine/src/js_input_method_engine_listener.cpp
+++ b/interfaces/kits/js/napi/inputmethodengine/src/js_input_method_engine_listener.cpp
@@ -212,6 +212,5 @@ namespace MiscServices {
         };
         mainHandler_->PostTask(task);
     }
-
 } // namespace MiscServices
 } // namespace OHOS
diff --git a/interfaces/kits/js/napi/inputmethodengine/src/js_keyboard_delegate_listener.cpp b/interfaces/kits/js/napi/inputmethodengine/src/js_keyboard_delegate_listener.cpp
index decd009..a9cda11 100644
--- a/interfaces/kits/js/napi/inputmethodengine/src/js_keyboard_delegate_listener.cpp
+++ b/interfaces/kits/js/napi/inputmethodengine/src/js_keyboard_delegate_listener.cpp
@@ -220,7 +220,6 @@ namespace MiscServices {
             std::string methodName = "textChange";
             CallJsMethod(methodName, argv, ArraySize(argv));
         };
-
         mainHandler_->PostTask(task);
     }
 } // namespace MiscServices