diff --git a/content/blog/2019-02-05-react-v16.8.0.md b/content/blog/2019-02-05-react-v16.8.0.md
index 1ce3c3fe..16eac65d 100644
--- a/content/blog/2019-02-05-react-v16.8.0.md
+++ b/content/blog/2019-02-05-react-v16.8.0.md
@@ -73,7 +73,7 @@ afterEach(() => {
 });
 
 it('can render and update a counter', () => {
-  // Test first render and componentDidMount
+  // Test first render and effect
   act(() => {
     ReactDOM.render(<Counter />, container);
   });
@@ -82,7 +82,7 @@ it('can render and update a counter', () => {
   expect(label.textContent).toBe('You clicked 0 times');
   expect(document.title).toBe('You clicked 0 times');
 
-  // Test second render and componentDidUpdate
+  // Test second render and effect
   act(() => {
     button.dispatchEvent(new MouseEvent('click', {bubbles: true}));
   });
diff --git a/content/docs/hooks-faq.md b/content/docs/hooks-faq.md
index 068180bd..30c5e681 100644
--- a/content/docs/hooks-faq.md
+++ b/content/docs/hooks-faq.md
@@ -153,7 +153,7 @@ afterEach(() => {
 });
 
 it('can render and update a counter', () => {
-  // Test first render and componentDidMount
+  // Test first render and effect
   act(() => {
     ReactDOM.render(<Counter />, container);
   });
@@ -162,7 +162,7 @@ it('can render and update a counter', () => {
   expect(label.textContent).toBe('You clicked 0 times');
   expect(document.title).toBe('You clicked 0 times');
 
-  // Test second render and componentDidUpdate
+  // Test second render and effect
   act(() => {
     button.dispatchEvent(new MouseEvent('click', {bubbles: true}));
   });