diff --git a/apps/web/src/components/Menu/index.tsx b/apps/web/src/components/Menu/index.tsx
index 0807a61090265..c63e38dcaa201 100644
--- a/apps/web/src/components/Menu/index.tsx
+++ b/apps/web/src/components/Menu/index.tsx
@@ -139,7 +139,7 @@ const Menu = (props) => {
       activeSubItem={activeSubMenuItem?.href}
       activeSubItemChildItem={activeSubChildMenuItem?.href}
       buyCakeLabel={t('Buy CAKE')}
-      buyCakeLink="https://pancakeswap.finance/swap?outputCurrency=0x0e09fabb73bd3ade0a17ecc321fd13a19e81ce82&chainId=56"
+      buyCakeLink="/swap?outputCurrency=0x0e09fabb73bd3ade0a17ecc321fd13a19e81ce82&chainId=56"
       {...props}
     />
   )
diff --git a/apps/web/src/hooks/useSwitchNetwork.ts b/apps/web/src/hooks/useSwitchNetwork.ts
index cbe33f1d872a8..91c35832a5645 100644
--- a/apps/web/src/hooks/useSwitchNetwork.ts
+++ b/apps/web/src/hooks/useSwitchNetwork.ts
@@ -21,13 +21,15 @@ export function useSwitchNetworkLocal() {
   }, [])
 
   return useCallback(
-    (chainId: number) => {
+    (newChainId: number) => {
+      const { chainId, ...restQuery } = router.query
+
       router.replace(
         {
           pathname: router.pathname,
           query: {
-            ...router.query,
-            chain: CHAIN_QUERY_NAME[chainId],
+            ...restQuery,
+            chain: CHAIN_QUERY_NAME[newChainId],
           },
         },
         undefined,
@@ -35,11 +37,11 @@ export function useSwitchNetworkLocal() {
           shallow: true,
         },
       )
-      setQueryChainId(chainId)
+      setQueryChainId(newChainId)
       // Blocto in-app browser throws change event when no account change which causes user state reset therefore
       // this event should not be handled to avoid unexpected behaviour.
       if (!isBloctoMobileApp) {
-        clearUserStates(dispatch, { chainId, newChainId: chainId })
+        clearUserStates(dispatch, { chainId: newChainId, newChainId })
       }
     },
     [dispatch, isBloctoMobileApp, setQueryChainId, router],
diff --git a/apps/web/src/utils/addQueryToPath.ts b/apps/web/src/utils/addQueryToPath.ts
index d7abf93fcc745..20f1f5446cf3d 100644
--- a/apps/web/src/utils/addQueryToPath.ts
+++ b/apps/web/src/utils/addQueryToPath.ts
@@ -3,7 +3,11 @@ export function addQueryToPath(path: string, queryParams: { [key: string]: strin
   const searchParams = new URLSearchParams(search)
 
   Object.keys(queryParams).forEach((key) => {
-    searchParams.set(key, queryParams[key])
+    if (key === 'chain') {
+      searchParams.delete('chainId')
+    } else {
+      searchParams.set(key, queryParams[key])
+    }
   })
 
   return `${pathname}?${searchParams.toString()}`
diff --git a/apps/web/src/views/Home/components/Banners/OortTradingBanner.tsx b/apps/web/src/views/Home/components/Banners/OortTradingBanner.tsx
index 270726ccf43bd..401284e045102 100644
--- a/apps/web/src/views/Home/components/Banners/OortTradingBanner.tsx
+++ b/apps/web/src/views/Home/components/Banners/OortTradingBanner.tsx
@@ -32,7 +32,7 @@ const OORT_PATH = `${ASSET_CDN}/web/banners/oort`
 const floatingAsset = `${ASSET_CDN}/web/banners/oort/oort-coin.png`
 
 const tradeNowLink =
-  'https://pancakeswap.finance/swap?outputCurrency=0x5651fA7a726B9Ec0cAd00Ee140179912B6E73599&utm_source=PCSWebsite&utm_medium=HomePageBanner&utm_campaign=SwapOORT&utm_id=OORTTradingCompetition'
+  '/swap?outputCurrency=0x5651fA7a726B9Ec0cAd00Ee140179912B6E73599&utm_source=PCSWebsite&utm_medium=HomePageBanner&utm_campaign=SwapOORT&utm_id=OORTTradingCompetition'
 const learnMoreLink =
   'https://blog.pancakeswap.finance/articles/join-the-oort-trading-competition-on-pancake-swap-to-win-50-000?utm_source=PCSWebsite&utm_medium=HomePageBanner&utm_campaign=SwapOORT&utm_id=OORTTradingCompetition'
 
diff --git a/apps/web/src/views/PancakeSquad/components/EventStepsSection/config.tsx b/apps/web/src/views/PancakeSquad/components/EventStepsSection/config.tsx
index 483ef949ac231..b10a3417af08d 100644
--- a/apps/web/src/views/PancakeSquad/components/EventStepsSection/config.tsx
+++ b/apps/web/src/views/PancakeSquad/components/EventStepsSection/config.tsx
@@ -61,7 +61,7 @@ const stepsConfigBuilder = ({ t, userInfos, eventInfos, userStatus, account, the
         <>
           <Button
             as="a"
-            href="https://pancakeswap.finance/swap?outputCurrency=0x0e09fabb73bd3ade0a17ecc321fd13a19e81ce82&chainId=56"
+            href="/swap?outputCurrency=0x0e09fabb73bd3ade0a17ecc321fd13a19e81ce82&chainId=56"
             target="_blank"
             width="100%"
           >
diff --git a/apps/web/src/views/Swap/components/SwapWarningModal/bsc/BTTWarning.tsx b/apps/web/src/views/Swap/components/SwapWarningModal/bsc/BTTWarning.tsx
index b35b157253b23..53ab8e7a6c872 100644
--- a/apps/web/src/views/Swap/components/SwapWarningModal/bsc/BTTWarning.tsx
+++ b/apps/web/src/views/Swap/components/SwapWarningModal/bsc/BTTWarning.tsx
@@ -14,10 +14,7 @@ const BTTWarning = () => {
       <Text>1 BTT (OLD) = 1,000 BTT (NEW)</Text>
       <Text mb="8px">
         {t('Trade the new BTT token')}{' '}
-        <Link
-          style={{ display: 'inline' }}
-          href="https://pancakeswap.finance/swap?outputCurrency=0x352Cb5E19b12FC216548a2677bD0fce83BaE434B"
-        >
+        <Link style={{ display: 'inline' }} href="/swap?outputCurrency=0x352Cb5E19b12FC216548a2677bD0fce83BaE434B">
           {t('here')}
         </Link>
       </Text>