diff --git a/common/lib/xmodule/xmodule/js/src/capa/display.js b/common/lib/xmodule/xmodule/js/src/capa/display.js
index 72b9f56b75..51902160c5 100644
--- a/common/lib/xmodule/xmodule/js/src/capa/display.js
+++ b/common/lib/xmodule/xmodule/js/src/capa/display.js
@@ -1324,7 +1324,7 @@
                     } else {
                         that.hintButton.attr({disabled: 'disabled'});
                     }
-                    that.el.find('.notification-hint').removeClass('is-hidden');
+                    that.el.find('.notification-hint').show();
                     that.focus_on_hint_notification(nextIndex);
                 } else {
                     that.gentle_alert(response.msg);
diff --git a/common/static/sass/_mixins.scss b/common/static/sass/_mixins.scss
index 2e748e7092..7b105b9305 100644
--- a/common/static/sass/_mixins.scss
+++ b/common/static/sass/_mixins.scss
@@ -388,7 +388,7 @@
 }
 
 .is-hidden {
-  display: none !important;
+  display: none;
 }
 
 // +Content - No List - Extends
diff --git a/lms/static/sass/base/_base.scss b/lms/static/sass/base/_base.scss
index 1233526ec6..ea01ea4516 100644
--- a/lms/static/sass/base/_base.scss
+++ b/lms/static/sass/base/_base.scss
@@ -251,7 +251,7 @@ mark {
 
 // UI - is hidden
 .is-hidden {
-  display: none !important;
+  display: none;
 }
 
 // UI - is deprecated