diff --git a/pages/chain/testing/dev-node.mdx b/pages/chain/testing/dev-node.mdx
index 233bb1e18..d6887e4b6 100644
--- a/pages/chain/testing/dev-node.mdx
+++ b/pages/chain/testing/dev-node.mdx
@@ -107,7 +107,8 @@ After installation, you can verify Go is correctly installed by running:
 ## Operations
 
 *   To start, run (in the root directory of the monorepo) `make devnet-up`.\
-    The first time it runs it will be relatively slow because it needs to download the images, after that it will be faster.
+    The first time it runs it will be relatively slow because it needs to download the images, after that it will be faster.\
+    After the devnet starts, the L2 RPC server will be available at `127.0.0.1:9545` and the L1 RPC server will be available at `127.0.0.1:8545`.
 
 *   To stop, run (in the root directory of the monorepo) `make devnet-down`.