diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index 60fb43bf9fb39d3eee53fafafab95680f6a07965..bec35c7fd8c53d7ac2136a3e265b03058a7a3f2a 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -2859,6 +2859,7 @@ table th[class*="span"],
   text-decoration: none;
   cursor: default;
   background-color: transparent;
+  background-image: none;
 }
 
 .open {
diff --git a/less/dropdowns.less b/less/dropdowns.less
index a33fe71e22890a918982fcb6c9e8d6018ce97486..03efd6abf2e38f90fe2fef53029e9aab3d3d8b01 100644
--- a/less/dropdowns.less
+++ b/less/dropdowns.less
@@ -116,6 +116,7 @@
 .dropdown-menu .disabled > a:hover {
   text-decoration: none;
   background-color: transparent;
+  background-image: none; // Remove CSS gradient
   cursor: default;
 }