diff --git a/cypress-custom/integration/fee.test.ts b/cypress-custom/integration/fee.test.ts
index 914649e70e..df336221c8 100644
--- a/cypress-custom/integration/fee.test.ts
+++ b/cypress-custom/integration/fee.test.ts
@@ -128,7 +128,6 @@ describe('Fee: Complex fetch and persist fee', () => {
     // GIVEN: user visits app, selects 0.1 WETH as sell, DAI as buy
     // and goes AFK
     cy.visit('/swap')
-    cy.get('#anniversary-banner > svg').click()
     cy.swapSelectOutput(DAI)
     cy.swapEnterInputAmount(DEFAULT_SELL_TOKEN.address, INPUT_AMOUNT)
 
@@ -173,7 +172,6 @@ describe('Fee: simple checks it exists', () => {
     // GIVEN: A user loads the swap page
     // WHEN: Select DAI token as output and sells 0.1 WETH
     cy.visit('/swap')
-    cy.get('#anniversary-banner > svg').click()
     cy.swapSelectOutput(DAI)
     cy.swapEnterInputAmount(DEFAULT_SELL_TOKEN.address, INPUT_AMOUNT)
 
@@ -186,7 +184,6 @@ describe('Swap: Considering fee', () => {
   beforeEach(() => {
     // GIVEN: an initial selection of WETH-DAI
     cy.visit('/swap')
-    cy.get('#anniversary-banner > svg').click()
   })
 
   it("Uses Uniswap price, if there's no tip", () => {
diff --git a/cypress-custom/integration/swapMod.ts b/cypress-custom/integration/swapMod.ts
index 5f477270c0..99da529221 100644
--- a/cypress-custom/integration/swapMod.ts
+++ b/cypress-custom/integration/swapMod.ts
@@ -1,7 +1,6 @@
 describe('Swap (mod)', () => {
   beforeEach(() => {
     cy.visit('/swap')
-    cy.get('#anniversary-banner > svg').click()
   })
 
   it('starts with an Native/USDC swap and quotes it', () => {
diff --git a/cypress/integration/lists.test.ts b/cypress/integration/lists.test.ts
index 791c103951..5d83e2d878 100644
--- a/cypress/integration/lists.test.ts
+++ b/cypress/integration/lists.test.ts
@@ -1,7 +1,6 @@
 describe('Lists', () => {
   beforeEach(() => {
     cy.visit('/swap')
-    cy.get('#anniversary-banner > svg').click()
   })
 
   // @TODO check if default lists are active when we have them
diff --git a/package.json b/package.json
index b0eda2fa77..c527184316 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   },
   "types": "./dist/widgets.d.ts",
   "private": true,
-  "version": "1.13.3",
+  "version": "1.13.4",
   "engines": {
     "node": ">=14.0.0"
   },
diff --git a/public/audio/success-alex.mp3 b/public/audio/success-alex.mp3
deleted file mode 100644
index a53f8f9b9f..0000000000
Binary files a/public/audio/success-alex.mp3 and /dev/null differ
diff --git a/public/audio/success-martin.mp3 b/public/audio/success-martin.mp3
deleted file mode 100644
index 926e63b68d..0000000000
Binary files a/public/audio/success-martin.mp3 and /dev/null differ
diff --git a/src/custom/components/SideBanner/index.tsx b/src/custom/components/SideBanner/index.tsx
index c5885c3cc1..99ba8de174 100644
--- a/src/custom/components/SideBanner/index.tsx
+++ b/src/custom/components/SideBanner/index.tsx
@@ -7,7 +7,6 @@ import { transparentize } from 'polished'
 import SVG from 'react-inlinesvg'
 import { CloseIcon, ExternalLink } from 'theme'
 import { IS_SIDE_BANNER_VISIBLE_KEY } from '@src/constants/misc'
-import { getCowSoundAnniversary } from 'utils/sound'
 
 const WIDTH = 440
 const HEIGHT = 440
@@ -22,14 +21,6 @@ export interface BannerProps {
   type: BannerType
 }
 
-function playAnniversarySound() {
-  getCowSoundAnniversary()
-    .play()
-    .catch((e) => {
-      console.error('🐮 [SideBanner] Celebration sound cannot be played', e)
-    })
-}
-
 const Banner = styled.div<{ isActive: boolean }>`
   position: fixed;
   width: ${`${WIDTH}px`};
@@ -172,7 +163,7 @@ export default function SideBanner({ type }: BannerProps) {
   }, [isActive])
 
   return (
-    <Banner isActive={isActive} id={'anniversary-banner'}>
+    <Banner isActive={isActive}>
       {type === 'anniversary' && (
         <BannerContainer>
           <ReactConfetti numberOfPieces={25} width={WIDTH} height={HEIGHT} recycle={true} run={true} />
@@ -184,10 +175,7 @@ export default function SideBanner({ type }: BannerProps) {
           <img src={AnniversaryImage} height="162" alt="CowSwap evolving icons" />
           <FooterContent>
             <p>Share and be eligible for a celebratory NFT!</p>
-            <ExternalLink
-              href={`https://twitter.com/intent/tweet?text=${ANNIVERSARY_TWEET_TEMPLATE}`}
-              onClickOptional={playAnniversarySound}
-            >
+            <ExternalLink href={`https://twitter.com/intent/tweet?text=${ANNIVERSARY_TWEET_TEMPLATE}`}>
               <button>
                 <StyledTwitterIcon src={TwitterImage} height="18" width="18" description="Share CowSwap on Twitter" />
                 Share on Twitter
diff --git a/src/custom/utils/sound.ts b/src/custom/utils/sound.ts
index 2669781a7a..a73d2607b5 100644
--- a/src/custom/utils/sound.ts
+++ b/src/custom/utils/sound.ts
@@ -1,10 +1,9 @@
-type SoundType = 'SEND' | 'SUCCESS' | 'SUCCESS_CLAIM' | 'ERROR' | 'ANNIVERSARY'
+type SoundType = 'SEND' | 'SUCCESS' | 'SUCCESS_CLAIM' | 'ERROR'
 type Sounds = Record<SoundType, string>
 
 const COW_SOUNDS: Sounds = {
   SEND: '/audio/send.mp3',
-  SUCCESS: '/audio/success-alex.mp3',
-  ANNIVERSARY: '/audio/success-martin.mp3',
+  SUCCESS: '/audio/success.mp3',
   SUCCESS_CLAIM: '/audio/success-claim.mp3',
   ERROR: '/audio/error.mp3',
 }
@@ -38,7 +37,3 @@ export function getCowSoundSuccessClaim(): HTMLAudioElement {
 export function getCowSoundError(): HTMLAudioElement {
   return getAudio('ERROR')
 }
-
-export function getCowSoundAnniversary(): HTMLAudioElement {
-  return getAudio('ANNIVERSARY')
-}
diff --git a/src/index.tsx b/src/index.tsx
index 9e2e08f215..3a2d8cb8a5 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -40,7 +40,6 @@ import {
 // import { EventUpdater } from 'state/orders/mocks'
 import AppziButton from 'components/AppziButton'
 import { nodeRemoveChildFix } from 'utils/node'
-import SideBanner, { BannerType } from 'components/SideBanner'
 
 // Node removeChild hackaround
 // based on: https://github.com/facebook/react/issues/11538#issuecomment-417504600
@@ -87,7 +86,6 @@ ReactDOM.render(
                 <Updaters />
                 <ThemeProvider>
                   <ThemedGlobalStyle />
-                  <SideBanner type={BannerType.ANNIVERSARY} />
                   <AppziButton />
                   <App />
                 </ThemeProvider>