diff --git a/webview_app.py b/webview_app.py
index 30754fd..2af95e9 100644
--- a/webview_app.py
+++ b/webview_app.py
@@ -636,7 +636,7 @@ def start_webview():
         title='EGM 输电线路绕击跳闸率计算',
         url=url,
         js_api=api,
-        width=1200,
+        width=1500,
         height=900,
         resizable=True,
         min_size=(800, 600)