diff --git a/assets/js/utils/__tests__/dom.spec.ts b/assets/js/utils/__tests__/dom.spec.ts
index aed07f3f..d0c65098 100644
--- a/assets/js/utils/__tests__/dom.spec.ts
+++ b/assets/js/utils/__tests__/dom.spec.ts
@@ -5,7 +5,6 @@ import {
   escapeCss,
   escapeHtml,
   hideEl,
-  insertBefore,
   makeEl,
   onLeftClick,
   removeEl,
@@ -297,46 +296,6 @@ describe('DOM Utilities', () => {
     });
   });
 
-  describe('insertBefore', () => {
-    it('should insert the new element before the existing element', () => {
-      const mockParent = document.createElement('p');
-      const mockExisingElement = document.createElement('span');
-      mockParent.appendChild(mockExisingElement);
-      const mockNewElement = document.createElement('strong');
-
-      insertBefore(mockExisingElement, mockNewElement);
-
-      expect(mockParent.children).toHaveLength(2);
-      expect(mockParent.children[0].tagName).toBe('STRONG');
-      expect(mockParent.children[1].tagName).toBe('SPAN');
-    });
-
-    it('should insert between two elements', () => {
-      const mockParent = document.createElement('p');
-      const mockFirstExisingElement = document.createElement('span');
-      const mockSecondExisingElement = document.createElement('em');
-      mockParent.appendChild(mockFirstExisingElement);
-      mockParent.appendChild(mockSecondExisingElement);
-      const mockNewElement = document.createElement('strong');
-
-      insertBefore(mockSecondExisingElement, mockNewElement);
-
-      expect(mockParent.children).toHaveLength(3);
-      expect(mockParent.children[0].tagName).toBe('SPAN');
-      expect(mockParent.children[1].tagName).toBe('STRONG');
-      expect(mockParent.children[2].tagName).toBe('EM');
-    });
-
-    it('should NOT fail if there is no parent', () => {
-      const mockParent = document.createElement('p');
-      const mockNewElement = document.createElement('em');
-
-      expect(() => {
-        insertBefore(mockParent, mockNewElement);
-      }).not.toThrow();
-    });
-  });
-
   describe('onLeftClick', () => {
     let cleanup: VoidFunction | undefined;
 
diff --git a/assets/js/utils/dom.ts b/assets/js/utils/dom.ts
index b115b74c..34bfe02b 100644
--- a/assets/js/utils/dom.ts
+++ b/assets/js/utils/dom.ts
@@ -51,10 +51,6 @@ export function makeEl<Tag extends keyof HTMLElementTagNameMap>(tag: Tag, attr?:
   return el;
 }
 
-export function insertBefore(existingElement: HTMLElement, newElement: HTMLElement) {
-  existingElement.parentNode?.insertBefore(newElement, existingElement);
-}
-
 export function onLeftClick(callback: (e: MouseEvent) => boolean | void, context: Pick<GlobalEventHandlers, 'addEventListener' | 'removeEventListener'> = document): VoidFunction {
   const handler: typeof callback = event => {
     if (event.button === 0) callback(event);