diff --git a/lib/helper/WebDriver.js b/lib/helper/WebDriver.js
index 081570fa5..4472b27ac 100644
--- a/lib/helper/WebDriver.js
+++ b/lib/helper/WebDriver.js
@@ -1286,6 +1286,8 @@ class WebDriver extends Helper {
     }
 
     /* eslint-disable prefer-arrow-callback, comma-dangle, prefer-const */
+    const originalWindowSize = await this.browser.getWindowSize();
+
     let { width, height } = await this.browser.execute(function () {
       return {
         height: document.body.scrollHeight,
@@ -1298,7 +1300,9 @@ class WebDriver extends Helper {
 
     await this.browser.setWindowSize(width, height);
     this.debug(`Screenshot has been saved to ${outputFile}, size: ${width}x${height}`);
-    return this.browser.saveScreenshot(outputFile);
+    const buffer = await this.browser.saveScreenshot(outputFile);
+    await this.browser.setWindowSize(originalWindowSize.width, originalWindowSize.height);
+    return buffer;
   }