diff --git a/packages/ckeditor5-horizontal-line/theme/horizontalline.css b/packages/ckeditor5-horizontal-line/theme/horizontalline.css
index 83ccc547029..cf8c9e02e5d 100644
--- a/packages/ckeditor5-horizontal-line/theme/horizontalline.css
+++ b/packages/ckeditor5-horizontal-line/theme/horizontalline.css
@@ -10,7 +10,7 @@
 }
 
 .ck-content hr {
-	margin: 20px 0;
+	margin: 15px 0;
 	height: 4px;
 	background: hsl(0, 0%, 87%);
 	border: 0;