diff --git a/apps/indexer/lib/indexer/fetcher/optimism.ex b/apps/indexer/lib/indexer/fetcher/optimism.ex
index 11ba4aa5f1d6..68834687cdf3 100644
--- a/apps/indexer/lib/indexer/fetcher/optimism.ex
+++ b/apps/indexer/lib/indexer/fetcher/optimism.ex
@@ -192,7 +192,7 @@ defmodule Indexer.Fetcher.Optimism do
       transport: EthereumJSONRPC.HTTP,
       transport_options: [
         http: EthereumJSONRPC.HTTP.HTTPoison,
-        url: optimism_l1_rpc,
+        urls: [optimism_l1_rpc],
         http_options: [
           recv_timeout: :timer.minutes(10),
           timeout: :timer.minutes(10),
diff --git a/apps/indexer/lib/indexer/fetcher/polygon_edge.ex b/apps/indexer/lib/indexer/fetcher/polygon_edge.ex
index 649255ba22be..835cb56ced18 100644
--- a/apps/indexer/lib/indexer/fetcher/polygon_edge.ex
+++ b/apps/indexer/lib/indexer/fetcher/polygon_edge.ex
@@ -573,7 +573,7 @@ defmodule Indexer.Fetcher.PolygonEdge do
       transport: EthereumJSONRPC.HTTP,
       transport_options: [
         http: EthereumJSONRPC.HTTP.HTTPoison,
-        url: polygon_edge_l1_rpc,
+        urls: [polygon_edge_l1_rpc],
         http_options: [
           recv_timeout: :timer.minutes(10),
           timeout: :timer.minutes(10),
diff --git a/apps/indexer/lib/indexer/fetcher/shibarium/l1.ex b/apps/indexer/lib/indexer/fetcher/shibarium/l1.ex
index aa3f7a65d845..95151b9e2d03 100644
--- a/apps/indexer/lib/indexer/fetcher/shibarium/l1.ex
+++ b/apps/indexer/lib/indexer/fetcher/shibarium/l1.ex
@@ -567,7 +567,7 @@ defmodule Indexer.Fetcher.Shibarium.L1 do
       transport: EthereumJSONRPC.HTTP,
       transport_options: [
         http: EthereumJSONRPC.HTTP.HTTPoison,
-        url: rpc_url,
+        urls: [rpc_url],
         http_options: [
           recv_timeout: :timer.minutes(10),
           timeout: :timer.minutes(10),
diff --git a/apps/indexer/lib/indexer/fetcher/zksync/batches_status_tracker.ex b/apps/indexer/lib/indexer/fetcher/zksync/batches_status_tracker.ex
index 74d7ec5b3bd8..7c733bba89fc 100644
--- a/apps/indexer/lib/indexer/fetcher/zksync/batches_status_tracker.ex
+++ b/apps/indexer/lib/indexer/fetcher/zksync/batches_status_tracker.ex
@@ -88,7 +88,7 @@ defmodule Indexer.Fetcher.ZkSync.BatchesStatusTracker do
            transport: EthereumJSONRPC.HTTP,
            transport_options: [
              http: EthereumJSONRPC.HTTP.HTTPoison,
-             url: l1_rpc,
+             urls: [l1_rpc],
              http_options: [
                recv_timeout: :timer.minutes(10),
                timeout: :timer.minutes(10),
diff --git a/apps/indexer/lib/indexer/helper.ex b/apps/indexer/lib/indexer/helper.ex
index 60c634ad7d3e..9d709360e986 100644
--- a/apps/indexer/lib/indexer/helper.ex
+++ b/apps/indexer/lib/indexer/helper.ex
@@ -206,7 +206,7 @@ defmodule Indexer.Helper do
       transport: EthereumJSONRPC.HTTP,
       transport_options: [
         http: EthereumJSONRPC.HTTP.HTTPoison,
-        url: rpc_url,
+        urls: [rpc_url],
         http_options: [
           recv_timeout: :timer.minutes(10),
           timeout: :timer.minutes(10),