diff --git a/core/modules/system/css/components/js.module.css b/core/modules/system/css/components/js.module.css
index f6c1c01ff90d..68f1ee54dffc 100644
--- a/core/modules/system/css/components/js.module.css
+++ b/core/modules/system/css/components/js.module.css
@@ -8,7 +8,7 @@
  * that you can use the JS to control visibility and avoid flicker.
  */
 .js .js-hide {
-  display: none;
+  display: none !important;
 }
 
 /**
diff --git a/core/themes/stable/css/system/components/js.module.css b/core/themes/stable/css/system/components/js.module.css
index f6c1c01ff90d..68f1ee54dffc 100644
--- a/core/themes/stable/css/system/components/js.module.css
+++ b/core/themes/stable/css/system/components/js.module.css
@@ -8,7 +8,7 @@
  * that you can use the JS to control visibility and avoid flicker.
  */
 .js .js-hide {
-  display: none;
+  display: none !important;
 }
 
 /**