diff --git a/standards/application/waku-api.md b/standards/application/waku-api.md
index a390ec3..b8831e2 100644
--- a/standards/application/waku-api.md
+++ b/standards/application/waku-api.md
@@ -115,6 +115,7 @@ types:
       networking_config:
         type: NetworkConfig
         default: DefaultNetworkingConfig
+      # TODO: to be reviewed, developers have expressed that accepting an object implementing specific traits is useful. 
       eth_rpc_endpoints:
         type: array<string>
         description: "Eth/Web3 RPC endpoint URLs"