diff --git a/libs/remix-ui/helper/src/lib/components/dropdown-submenu.tsx b/libs/remix-ui/helper/src/lib/components/dropdown-submenu.tsx
deleted file mode 100644
index 2647c0a7c9..0000000000
--- a/libs/remix-ui/helper/src/lib/components/dropdown-submenu.tsx
+++ /dev/null
@@ -1,92 +0,0 @@
-import * as React from 'react';
-import {DropdownProps} from 'react-bootstrap/Dropdown';
-import {useRef} from "react";
-
-interface Props extends DropdownProps {
-  id?: string;
-  className?: string;
-  href?: string;
-  title: string
-}
-
-export const DropdownSubmenu: React.FC<Props> = (props:Props)  => {
-  let refSubMenuContent = useRef(null as HTMLDivElement | null);
-
-    let className = 'dropdown-submenu-container';
-    className = props.className
-      ? className + ' ' + props.className
-      : className;
-
-  const onClick = (event: React.SyntheticEvent<any>) => {
-    event.preventDefault();
-    event.stopPropagation();
-
-    if (refSubMenuContent.current) {
-      let show = false;
-      if (refSubMenuContent.current.classList.contains('show')) {
-        hideChildren(refSubMenuContent.current);
-      } else {
-        show = true;
-        hideSiblings();
-      }
-      refSubMenuContent.current.classList.toggle('show');
-      if (typeof props.onToggle === 'function') {
-        props.onToggle(show, event, { source: 'select'});
-      }
-    }
-  };
-
-  const hideSiblings = () => {
-    if (refSubMenuContent.current) {
-      const parents = getParents(
-          refSubMenuContent.current,
-          '.dropdown-menu.show'
-      );
-      if (parents.length > 1) {
-        hideChildren(parents[1]);
-      }
-    }
-  };
-
-  const hideChildren = (parent: any) => {
-    const children = parent.querySelectorAll('.dropdown-menu.show') as any;
-    for (const child of children) {
-      child.classList.remove('show');
-    }
-  }
-
-  const getParents = (elem: any, selector: string) => {
-    const nodes = [];
-    let element = elem;
-    nodes.push(element);
-    while (element.parentNode) {
-      if (
-          typeof element.parentNode.matches === 'function' &&
-          element.parentNode.matches(selector)
-      ) {
-        nodes.push(element.parentNode);
-      }
-      element = element.parentNode;
-    }
-    return nodes;
-  }
-
-    return (
-      <div className={className} id={props.id}>
-        <a
-          href={props.href}
-          className="dropdown-item dropdown-submenu dropdown-toggle"
-          onClick={onClick}
-        >
-          {props.title}
-        </a>
-        <div
-          className="dropdown-menu"
-          ref={refSubMenuContent}
-        >
-          {props.children}
-        </div>
-      </div>
-    );
-
-}
\ No newline at end of file