diff --git a/07_Day_Class_Components/07_class_components.md b/07_Day_Class_Components/07_class_components.md
index a2ea3fd..5387bdc 100644
--- a/07_Day_Class_Components/07_class_components.md
+++ b/07_Day_Class_Components/07_class_components.md
@@ -112,7 +112,7 @@ import ReactDOM from 'react-dom'
 class Header extends React.Component {
   constructor(props) {
     super(props)
-    // the code inside the constructor run before any other code
+    // the code inside the constructor runs before any other code
   }
   render() {
     return (