diff --git a/2-ui/2-events/01-introduction-browser-events/article.md b/2-ui/2-events/01-introduction-browser-events/article.md
index dcf64a20..64f06497 100644
--- a/2-ui/2-events/01-introduction-browser-events/article.md
+++ b/2-ui/2-events/01-introduction-browser-events/article.md
@@ -18,7 +18,7 @@ Here's a list of the most useful DOM events, just to take a look at:
 **Keyboard events:**
 - `keydown` and `keyup` -- when the visitor presses and then releases the button.
 
-**Document events**
+**Document events:**
 - `DOMContentLoaded` -- when the HTML is loaded and processed, DOM is fully built.
 
 **CSS events:**