diff --git a/src/content-scripts/content_script/tooltip.ts b/src/content-scripts/content_script/tooltip.ts
index d7ebc425eb..eb738f2cd8 100644
--- a/src/content-scripts/content_script/tooltip.ts
+++ b/src/content-scripts/content_script/tooltip.ts
@@ -8,17 +8,15 @@ import {
 } from 'src/in-page-ui/tooltip/content_script/interactions'
 import { conditionallyShowOnboardingNotifications } from 'src/in-page-ui/tooltip/onboarding-interactions'
 import { insertTutorial } from 'src/in-page-ui/tooltip/content_script/tutorialInteractions'
-import { browser } from 'webextension-polyfill-ts'
 import type { InPageUIRootMount } from 'src/in-page-ui/types'
 import { createInPageUI, destroyInPageUI } from 'src/in-page-ui/utils'
 import { IGNORE_CLICK_OUTSIDE_CLASS } from '../constants'
 
 export const main: TooltipScriptMain = async (options) => {
-    const cssFile = browser.runtime.getURL(`/content_script_tooltip.css`)
     let mount: InPageUIRootMount | null = null
     const createMount = () => {
         if (!mount) {
-            mount = createInPageUI('tooltip', cssFile, [
+            mount = createInPageUI('tooltip', null, [
                 IGNORE_CLICK_OUTSIDE_CLASS,
             ])
         }