diff --git a/docker/external-node.yml b/docker/external-node.yml
index 4653c6d..3ba834e 100644
--- a/docker/external-node.yml
+++ b/docker/external-node.yml
@@ -61,6 +61,10 @@ services:
     volumes:
       - ./configs:/configs
   external-node:
+    ulimits:
+      nofile:
+        soft: 1000000
+        hard: 1000000
     image: "matterlabs/external-node:${EN_VERSION:-v29.4.1}"
     entrypoint: ["/usr/bin/entrypoint.sh"]
     restart: always
@@ -110,7 +114,7 @@ services:
       #EN_CONSENSUS_CONFIG_PATH: "/configs/consensus_config.yaml"
       #EN_CONSENSUS_SECRETS_PATH: "/configs/consensus_secrets.yaml"
       # Statekeeper config for block times
-      EN_STATE_KEEPER_L2_BLOCK_COMMIT_DEADLINE: ${EN_STATE_KEEPER_L2_BLOCK_COMMIT_DEADLINE:-"200 ms"}
+      EN_STATE_KEEPER_L2_BLOCK_COMMIT_DEADLINE: ${EN_STATE_KEEPER_L2_BLOCK_COMMIT_DEADLINE:-200 ms}
       # API configuration for eth_sendRawTransactionSync timeouts
       EN_API_SEND_RAW_TX_SYNC_DEFAULT_TIMEOUT_MS: ${EN_API_SEND_RAW_TX_SYNC_DEFAULT_TIMEOUT_MS:-2000}
       EN_API_SEND_RAW_TX_SYNC_MAX_TIMEOUT_MS: ${EN_API_SEND_RAW_TX_SYNC_MAX_TIMEOUT_MS:-10000}