diff --git a/src/component/plotly-dash-preview/render.js b/src/component/plotly-dash-preview/render.js
index 41a2db19..2823b874 100644
--- a/src/component/plotly-dash-preview/render.js
+++ b/src/component/plotly-dash-preview/render.js
@@ -26,6 +26,7 @@ function render (info, opts, sendToMain) {
   // Clear cookies before loading URL
   session.clearStorageData({}, () => {
     win.loadURL(info.url)
+    win.webContents.executeJavaScript(`window.resizeTo(${windowOpts.width}, ${windowOpts.height})`)
   })
 
   const done = errorCode => {