diff --git a/packages/renderer-process/src/parts/TestFrameWork/ElementActions.ts b/packages/renderer-process/src/parts/TestFrameWork/ElementActions.ts
index 0b3590b..4841bc8 100644
--- a/packages/renderer-process/src/parts/TestFrameWork/ElementActions.ts
+++ b/packages/renderer-process/src/parts/TestFrameWork/ElementActions.ts
@@ -2,7 +2,19 @@ import * as DomEventType from '../DomEventType/DomEventType.ts'
 import * as GetEventClass from '../GetEventClass/GetEventClass.ts'
 
 export const mouseEvent = (element, eventType, options) => {
-  const event = new MouseEvent(eventType, options)
+  // Get the element's bounding rect and calculate center position
+  const rect = element.getBoundingClientRect()
+  const centerX = rect.left + rect.width / 2
+  const centerY = rect.top + rect.height / 2
+
+  // Ensure clientX and clientY are set if not provided
+  const eventOptions = {
+    ...options,
+    clientX: options?.clientX ?? centerX,
+    clientY: options?.clientY ?? centerY,
+  }
+
+  const event = new MouseEvent(eventType, eventOptions)
   element.dispatchEvent(event)
 }