diff --git a/app/static/css/nopaque.css b/app/static/css/nopaque.css
index e291c03b27e923372d4d7f0c19bdf51fa38d2ea5..c1c999ad8abc1de0f285e31ce3d4b6f53ecec33a 100644
--- a/app/static/css/nopaque.css
+++ b/app/static/css/nopaque.css
@@ -101,9 +101,6 @@ indicator will show up how the column is sorted right now.; */
 .service[data-service]:before {
   content: "help";
 }
-.service[data-service="corpus"]:before {
-  content: "book";
-}
 .service[data-service="setup_files"]:before {
   content: "burst_mode";
 }