diff --git a/store/ethereumBalance.ts b/store/ethereumBalance.ts
index badebb63e..8f8307b31 100644
--- a/store/ethereumBalance.ts
+++ b/store/ethereumBalance.ts
@@ -26,12 +26,15 @@ export const useEthereumBalanceStore = defineStore("ethereumBalance", () => {
       if (!portalRuntimeConfig.ankrToken) throw new Error("Ankr token is not available");
 
       const ankrProvider = new AnkrProvider(`https://rpc.ankr.com/multichain/${portalRuntimeConfig.ankrToken}`);
-      const networkIdToAnkr = new Map<number, AnkrSupportedChains>([[l1Networks.mainnet.id, "eth"]]);
+      const networkIdToAnkr = new Map<number, AnkrSupportedChains | "eth_sepolia">([
+        [l1Networks.mainnet.id, "eth"],
+        [l1Networks.sepolia.id, "eth_sepolia"],
+      ]);
       if (!networkIdToAnkr.has(eraNetwork.value.l1Network.id)) {
         throw new Error(`Ankr does not support ${eraNetwork.value.l1Network.name}`);
       }
       const balances = await ankrProvider.getAccountBalance({
-        blockchain: [networkIdToAnkr.get(eraNetwork.value.l1Network.id)!],
+        blockchain: [networkIdToAnkr.get(eraNetwork.value.l1Network.id)!] as AnkrSupportedChains[],
         walletAddress: account.value.address,
         onlyWhitelisted: false,
       });
diff --git a/store/zksync/ethereumBalance.ts b/store/zksync/ethereumBalance.ts
index f6dde1197..775d8c850 100644
--- a/store/zksync/ethereumBalance.ts
+++ b/store/zksync/ethereumBalance.ts
@@ -74,7 +74,10 @@ export const useZkSyncEthereumBalanceStore = defineStore("zkSyncEthereumBalances
     async () => {
       if (!l1Network.value) throw new Error(`L1 network is not available on ${selectedNetwork.value.name}`);
 
-      if (([l1Networks.mainnet.id] as number[]).includes(l1Network.value?.id) && portalRuntimeConfig.ankrToken) {
+      if (
+        ([l1Networks.mainnet.id, l1Networks.sepolia.id] as number[]).includes(l1Network.value?.id) &&
+        portalRuntimeConfig.ankrToken
+      ) {
         return await getBalancesFromApi();
       } else {
         return await getBalancesFromRPC();