diff --git a/scaffolds/nextjs-dedicated-wallet/template/src/components/magic/cards/SendTransactionCard.tsx b/scaffolds/nextjs-dedicated-wallet/template/src/components/magic/cards/SendTransactionCard.tsx
index f2d3a1c..e4155c6 100644
--- a/scaffolds/nextjs-dedicated-wallet/template/src/components/magic/cards/SendTransactionCard.tsx
+++ b/scaffolds/nextjs-dedicated-wallet/template/src/components/magic/cards/SendTransactionCard.tsx
@@ -6,7 +6,7 @@ import FormInput from '@/components/ui/FormInput';
 import ErrorText from '@/components/ui/ErrorText';
 import Card from '@/components/ui/Card';
 import CardHeader from '@/components/ui/CardHeader';
-import { getFaucetUrl, getNetworkToken } from '@/utils/network';
+import { getFaucetUrl, getNetworkToken, isEip1559Supported } from '@/utils/network';
 import showToast from '@/utils/showToast';
 import Spacer from '@/components/ui/Spacer';
 import TransactionHistory from '@/components/ui/TransactionHistory';
@@ -29,7 +29,7 @@ const SendTransaction = () => {
     setToAddressError(false);
   }, [amount, toAddress]);
 
-  const sendTransaction = useCallback(() => {
+  const sendTransaction = useCallback(async () => {
     if (!web3?.utils.isAddress(toAddress)) {
       return setToAddressError(true);
     }
@@ -41,7 +41,8 @@ const SendTransaction = () => {
       from: publicAddress,
       to: toAddress,
       value: web3.utils.toWei(amount, 'ether'),
-      gas: 21000,
+      // Specify `gasPrice` if network doesn't support EIP-1559
+      ...(!isEip1559Supported() && { gasPrice: await web3.eth.getGasPrice() }),
     };
     web3.eth
       .sendTransaction(txnParams as any)
diff --git a/scaffolds/nextjs-dedicated-wallet/template/src/utils/network.ts b/scaffolds/nextjs-dedicated-wallet/template/src/utils/network.ts
index 326b2ac..fe95287 100644
--- a/scaffolds/nextjs-dedicated-wallet/template/src/utils/network.ts
+++ b/scaffolds/nextjs-dedicated-wallet/template/src/utils/network.ts
@@ -113,3 +113,17 @@ export const getBlockExplorer = (address: string) => {
       return `https://sepolia.explorer.zksync.io/address/${address}`;
   }
 };
+
+export const isEip1559Supported = () => {
+  switch (process.env.NEXT_PUBLIC_BLOCKCHAIN_NETWORK) {
+    case Network.POLYGON:
+    case Network.POLYGON_AMOY:
+    case Network.ETHEREUM_SEPOLIA:
+    case Network.ETHEREUM:
+    case Network.ZKSYNC:
+    case Network.ZKSYNC_SEPOLIA:
+      return true;
+    case Network.ETHERLINK_TESTNET:
+      return false;
+  }
+};
diff --git a/scaffolds/nextjs-universal-wallet/template/src/components/magic/cards/SendTransactionsCard.tsx b/scaffolds/nextjs-universal-wallet/template/src/components/magic/cards/SendTransactionsCard.tsx
index 7ccc23a..bf23288 100644
--- a/scaffolds/nextjs-universal-wallet/template/src/components/magic/cards/SendTransactionsCard.tsx
+++ b/scaffolds/nextjs-universal-wallet/template/src/components/magic/cards/SendTransactionsCard.tsx
@@ -10,7 +10,7 @@ import CardHeader from '../../ui/CardHeader';
 import TransactionHistory from '../../ui/TransactionHistory';
 import ErrorText from '../../ui/Error';
 import { useMagicContext } from '@/components/magic/MagicProvider';
-import { getFaucetUrl, getNetworkToken } from '@/utils/networks';
+import { getFaucetUrl, getNetworkToken, isEip1559Supported } from '@/utils/networks';
 
 const SendTransaction = () => {
   const { web3 } = useMagicContext();
@@ -30,7 +30,7 @@ const SendTransaction = () => {
     setToAddressError(false);
   }, [amount, toAddress]);
 
-  const sendTransaction = useCallback(() => {
+  const sendTransaction = useCallback(async () => {
     if (!web3?.utils.isAddress(toAddress)) {
       return setToAddressError(true);
     }
@@ -42,7 +42,8 @@ const SendTransaction = () => {
       from: publicAddress,
       to: toAddress,
       value: web3.utils.toWei(amount, 'ether'),
-      gas: 21000,
+      // Specify `gasPrice` if network doesn't support EIP-1559
+      ...(!isEip1559Supported() && { gasPrice: await web3.eth.getGasPrice() }),
     };
     web3.eth
       .sendTransaction(txnParams as any)
diff --git a/scaffolds/nextjs-universal-wallet/template/src/utils/networks.ts b/scaffolds/nextjs-universal-wallet/template/src/utils/networks.ts
index e35d1b0..1d812a8 100644
--- a/scaffolds/nextjs-universal-wallet/template/src/utils/networks.ts
+++ b/scaffolds/nextjs-universal-wallet/template/src/utils/networks.ts
@@ -113,3 +113,17 @@ export const getBlockExplorer = (address: string) => {
       return `https://sepolia.explorer.zksync.io/address/${address}`;
   }
 };
+
+export const isEip1559Supported = () => {
+  switch (process.env.NEXT_PUBLIC_BLOCKCHAIN_NETWORK) {
+    case Network.POLYGON:
+    case Network.POLYGON_AMOY:
+    case Network.ETHEREUM_SEPOLIA:
+    case Network.ETHEREUM:
+    case Network.ZKSYNC:
+    case Network.ZKSYNC_SEPOLIA:
+      return true;
+    case Network.ETHERLINK_TESTNET:
+      return false;
+  }
+};