diff --git a/e2e/packages/client-vanilla/src/mud/getNetworkConfig.ts b/e2e/packages/client-vanilla/src/mud/getNetworkConfig.ts
index b5f06918e9..a74fde1085 100644
--- a/e2e/packages/client-vanilla/src/mud/getNetworkConfig.ts
+++ b/e2e/packages/client-vanilla/src/mud/getNetworkConfig.ts
@@ -28,7 +28,7 @@ export async function getNetworkConfig() {
     faucetServiceUrl: params.get("faucet") ?? chain.faucetUrl,
     worldAddress,
     initialBlockNumber,
-    indexerUrl: params.get("indexerUrl"),
+    indexerUrl: params.get("indexerUrl") ?? chain.indexerUrl,
     rpcHttpUrl: params.get("rpcHttpUrl"),
   };
 }
diff --git a/e2e/packages/client-vanilla/src/mud/setupNetwork.ts b/e2e/packages/client-vanilla/src/mud/setupNetwork.ts
index ea404d4344..cfc42f9bac 100644
--- a/e2e/packages/client-vanilla/src/mud/setupNetwork.ts
+++ b/e2e/packages/client-vanilla/src/mud/setupNetwork.ts
@@ -38,7 +38,7 @@ export async function setupNetwork() {
     address: networkConfig.worldAddress as Hex,
     publicClient,
     startBlock: BigInt(networkConfig.initialBlockNumber),
-    indexerUrl: networkConfig.indexerUrl ?? undefined,
+    indexerUrl: networkConfig.indexerUrl,
     filters: Object.entries(mudConfig.tables).map(([, table]) => {
       const tableId = table.tableId;
       if (table.name === mudConfig.tables.Position.name) {