diff --git a/app/resources/sass/markdown.scss b/app/resources/sass/markdown.scss
index 9be0800..5799af5 100644
--- a/app/resources/sass/markdown.scss
+++ b/app/resources/sass/markdown.scss
@@ -50,8 +50,7 @@
     }
 
     h6 {
-        @apply text-base;
-        @apply text-gray-600;
+        @apply text-base text-gray-600;
     }
 
     h1, h2, h3, h4, h5, h6 {