diff --git a/src/ui/NavButton.jsx b/src/ui/NavButton.jsx
index b0bbe36b..93d4762e 100644
--- a/src/ui/NavButton.jsx
+++ b/src/ui/NavButton.jsx
@@ -2,8 +2,6 @@ import React from "react";
 import styled from "styled-components";
 import { useNavigate } from "react-router-dom";
 
-import { useEventListener } from "@react-hookz/web/esm/useEventListener";
-import { insideElement } from "../utils";
 import FixedButton from "./FixedButton";
 
 const StyledNavButton = styled(FixedButton)`
diff --git a/src/utils/index.js b/src/utils/index.js
index 61464b45..eb5c61dc 100644
--- a/src/utils/index.js
+++ b/src/utils/index.js
@@ -31,16 +31,6 @@ export const insideClass = (element, className) => {
   return insideClass(element.parentNode, className);
 };
 
-export const insideElement = (wrapperElement, element) => {
-  if (element === wrapperElement) {
-    return true;
-  }
-  if (!element.parentNode) {
-    return false;
-  }
-  return insideClass(wrapperElement, element.parentNode);
-};
-
 /**
  * Shuffles array in place.
  * @param {Array} a An array containing the items.
diff --git a/src/utils/item.js b/src/utils/item.js
index c6e162b2..246aaea6 100644
--- a/src/utils/item.js
+++ b/src/utils/item.js
@@ -113,6 +113,7 @@ export const getHeldItems = ({
   itemIds,
   shouldHoldItems,
 }) => {
+  const safeCurrentLinkedItems = currentLinkedItemIds || [];
   if (shouldHoldItems) {
     let before = true;
     const afterItemIds = itemList
@@ -125,20 +126,20 @@ export const getHeldItems = ({
       })
       .map(({ id }) => id);
     const newHeldItems = Object.entries(
-      areItemsInside(element, afterItemIds, currentLinkedItemIds || [], true)
+      areItemsInside(element, afterItemIds, safeCurrentLinkedItems, true)
     )
       .filter(([, { inside }]) => inside)
       .map(([itemId]) => itemId);
     if (
-      currentLinkedItemIds.length !== newHeldItems.length ||
-      !currentLinkedItemIds.every((itemId) => newHeldItems.includes(itemId))
+      safeCurrentLinkedItems.length !== newHeldItems.length ||
+      !safeCurrentLinkedItems.every((itemId) => newHeldItems.includes(itemId))
     ) {
       return newHeldItems;
     }
   } else {
     if (
-      !Array.isArray(currentLinkedItemIds) ||
-      currentLinkedItemIds.length !== 0
+      !Array.isArray(safeCurrentLinkedItems) ||
+      safeCurrentLinkedItems.length !== 0
     ) {
       return [];
     }