diff --git a/sass/media/_galleries.scss b/sass/media/_galleries.scss
index 154c22e7..7499e078 100644
--- a/sass/media/_galleries.scss
+++ b/sass/media/_galleries.scss
@@ -8,6 +8,7 @@
 	vertical-align: top;
 	width: 100%;
 
+	// Loops to enumerate the classes for gallery columns.
 	@for $i from 2 through 9 {
 		.gallery-columns-#{$i} {
 			max-width: ( 100% / $i );