diff --git a/kubernetes/devnet-0/erpc/values.yaml b/kubernetes/devnet-0/erpc/values.yaml
index 54b1130..a9b409c 100644
--- a/kubernetes/devnet-0/erpc/values.yaml
+++ b/kubernetes/devnet-0/erpc/values.yaml
@@ -55,6 +55,15 @@ erpc:
 
     projects:
       - id: main
+        cors:
+        allowedOrigins:
+          - "https://*.ethpandaops.io"
+        allowedMethods: 
+          - "GET"
+          - "POST"
+          - "OPTIONS"
+        allowedHeaders:
+          - "Content-Type"
         upstreamDefaults:
           allowMethods:
             - "eth_blockNumber"