diff --git a/.env.sepolia b/.env.sepolia
index cb9a8b54..ef491665 100644
--- a/.env.sepolia
+++ b/.env.sepolia
@@ -38,9 +38,9 @@ BASE_NODE_L1_TRUST_RPC="false"
 # ENGINE CONFIGURATION
 # -------------------
 OP_NODE_L2_ENGINE_KIND=reth
-OP_NODE_L2_ENGINE_RPC=ws://execution:8551
+OP_NODE_L2_ENGINE_RPC=http://execution:8551
 
-BASE_NODE_L2_ENGINE_RPC=http://execution:8551
+BASE_NODE_L2_ENGINE_RPC=ws://execution:8551
 BASE_NODE_L2_ENGINE_AUTH=/tmp/engine-auth-jwt
 BASE_NODE_L2_ENGINE_AUTH_RAW=688f5d737bad920bdfb2fc2f488d6b6209eebda1dae949a8de91398d932c517a