diff --git a/docs/api.md b/docs/api.md
index ccc34dd3..df3b7b0c 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -612,8 +612,8 @@ Bare in mind that if `click()` triggers a navigation event and there's a separat
 
 ```javascript
 const [response] = await Promise.all([
-  this.waitForNavigation(waitOptions),
-  this.click(selector, clickOptions),
+  page.waitForNavigation(waitOptions),
+  page.click(selector, clickOptions),
 ]);
 ```
 
@@ -2250,19 +2250,19 @@ executed code:
 ```js
 // Enable both JavaScript and CSS coverage
 await Promise.all([
-  page.startJSCoverage(),
-  page.startCSSCoverage()
+  page.coverage.startJSCoverage(),
+  page.coverage.startCSSCoverage()
 ]);
 // Navigate to page
 await page.goto('https://example.com');
 // Disable both JavaScript and CSS coverage
 const [jsCoverage, cssCoverage] = await Promise.all([
-  page.stopJSCoverage(),
-  page.stopCSSCoverage(),
+  page.coverage.stopJSCoverage(),
+  page.coverage.stopCSSCoverage(),
 ]);
 let totalBytes = 0;
 let usedBytes = 0;
-const coverage = [].concat(jsCoverage, cssCoverage);
+const coverage = [...jsCoverage, ...cssCoverage];
 for (const entry of coverage) {
   totalBytes += entry.text.length;
   for (const range of entry.ranges)