diff --git a/constants/variables.js b/constants/variables.js
index c4789f1..f7941b2 100644
--- a/constants/variables.js
+++ b/constants/variables.js
@@ -60,21 +60,12 @@ export const cachedEventsLength = {
   }
 }
 
-export const corsConfig = (rpcUrl) => ({
-  headers: [
-    {
-      name: 'Access-Control-Allow-Origin',
-      value: rpcUrl
-    },
-    {
-      name: 'Access-Control-Allow-Methods',
-      value: 'POST, GET, OPTIONS'
-    }
-  ],
+export const httpConfig = {
   withCredentials: false,
   // buffer for tor connections
-  timeout: 30000
-})
+  timeout: 30000,
+  keepAlive: true
+}
 
 export const PROVIDERS = {
   walletConnect: {
diff --git a/services/graph.js b/services/graph.js
index d24a83e..5366358 100644
--- a/services/graph.js
+++ b/services/graph.js
@@ -39,7 +39,7 @@ const defaultOptions = {
 
 const client = new ApolloClient({
   uri: link,
-  credentials: 'same-origin',
+  credentials: 'omit',
   cache: new InMemoryCache(),
   defaultOptions
 })
@@ -47,7 +47,7 @@ const client = new ApolloClient({
 const registryClient = new ApolloClient({
   uri: 'https://api.thegraph.com/subgraphs/name/tornadocash/tornado-relayer-registry',
   cache: new InMemoryCache(),
-  credentials: 'same-origin',
+  credentials: 'omit',
   defaultOptions
 })