diff --git a/guide/english/certifications/responsive-web-design/responsive-web-design-principles/use-a-retina-image-for-higher-resolution-displays/index.md b/guide/english/certifications/responsive-web-design/responsive-web-design-principles/use-a-retina-image-for-higher-resolution-displays/index.md
index 83f89e6deb1..47c7754abbc 100644
--- a/guide/english/certifications/responsive-web-design/responsive-web-design-principles/use-a-retina-image-for-higher-resolution-displays/index.md
+++ b/guide/english/certifications/responsive-web-design/responsive-web-design-principles/use-a-retina-image-for-higher-resolution-displays/index.md
@@ -7,7 +7,7 @@ Following the instructions:
 
 Set the width and height of the img tag to half of their original values. In this case, both the original height and the original width are 200px.
 
-the style 4 becomes:
+the style becomes:
 
 ```css
   <style>