diff --git a/core/css/icons.scss b/core/css/icons.scss
index 2dbd08f61d9a045ff0f4f32621cf0291b2c1a1d0..53ae4d77118aeddd34d5dd56aebb87cd1e1b7490 100644
--- a/core/css/icons.scss
+++ b/core/css/icons.scss
@@ -82,16 +82,16 @@
 
 /* Css replaced elements don't have ::after nor ::before */
 img, object, video, button, textarea, input, select, div[contenteditable='true'] {
-	.icon-loading {
+	&.icon-loading {
 		background-image: url('../img/loading.gif');
 	}
-	.icon-loading-dark {
+	&.icon-loading-dark {
 		background-image: url('../img/loading-dark.gif');
 	}
-	.icon-loading-small {
+	&.icon-loading-small {
 		background-image: url('../img/loading-small.gif');
 	}
-	.icon-loading-small-dark {
+	&.icon-loading-small-dark {
 		background-image: url('../img/loading-small-dark.gif');
 	}
 }