diff --git a/app/assets/stylesheets/common.scss b/app/assets/stylesheets/common.scss
index 8cdd57a4e..9f01735fd 100644
--- a/app/assets/stylesheets/common.scss
+++ b/app/assets/stylesheets/common.scss
@@ -2624,7 +2624,7 @@ input.richtext_title[type="text"] {
   }
 
   .sprite.x {
-    background-position: -50px 0;
+    /* no-r2 */ background-position: -50px 0;
   }
 
   .sprite.term {
@@ -2633,27 +2633,27 @@ input.richtext_title[type="text"] {
   }
 
   .sprite.node {
-    background-position: -100px 0;
+    /* no-r2 */ background-position: -100px 0;
   }
 
   .sprite.way {
-    background-position: -150px 0;
+    /* no-r2 */ background-position: -150px 0;
   }
 
   .sprite.tag {
-    background-position: -200px 0;
+    /* no-r2 */ background-position: -200px 0;
   }
 
   .sprite.editor {
-    background-position: -250px 0;
+    /* no-r2 */ background-position: -250px 0;
   }
 
   .sprite.question {
-    background-position: -300px 0;
+    /* no-r2 */ background-position: -300px 0;
   }
 
   .sprite.rules {
-    background-position: -350px 0;
+    /* no-r2 */ background-position: -350px 0;
   }
 
   .start-mapping {