diff --git a/app/assets/stylesheets/components/textbox.scss b/app/assets/stylesheets/components/textbox.scss
index c675b016e..91c1bba42 100644
--- a/app/assets/stylesheets/components/textbox.scss
+++ b/app/assets/stylesheets/components/textbox.scss
@@ -56,6 +56,7 @@
 }
 
 .extra-tracking .form-control {
+  @include core-19($tabular-numbers: true);
   padding-left: 5px;
   letter-spacing: 0.04em;
 }