diff --git a/scripts/wrappers/aitbc-blockchain-sync-wrapper.py b/scripts/wrappers/aitbc-blockchain-sync-wrapper.py
index bf465b87..a07b445c 100755
--- a/scripts/wrappers/aitbc-blockchain-sync-wrapper.py
+++ b/scripts/wrappers/aitbc-blockchain-sync-wrapper.py
@@ -25,10 +25,10 @@ os.environ["LOG_DIR"] = str(LOG_DIR)
 redis_url = os.getenv("SYNC_REDIS_URL", "redis://localhost:6379")
 node_id = os.getenv("SYNC_NODE_ID", "ait18yefwwclgmyu2a74zvv0hj3a3xw6gxsn4akrj963kp069j9xy5ns3kurun")
 rpc_port = os.getenv("SYNC_RPC_PORT", "8006")
-leader_host = os.getenv("SYNC_LEADER_HOST", "10.1.223.40")
-source_host = os.getenv("SYNC_SOURCE_HOST", "10.1.223.40")
+leader_host = os.getenv("SYNC_LEADER_HOST", "127.0.0.1")
+source_host = os.getenv("SYNC_SOURCE_HOST", "127.0.0.1")
 source_port = os.getenv("SYNC_SOURCE_PORT", "8006")
-import_host = os.getenv("SYNC_IMPORT_HOST", "10.1.223.40")
+import_host = os.getenv("SYNC_IMPORT_HOST", "127.0.0.1")
 import_port = os.getenv("SYNC_IMPORT_PORT", "8006")
 
 # Execute the actual service
diff --git a/systemd/aitbc-blockchain-rpc.service b/systemd/aitbc-blockchain-rpc.service
index 57577b2e..94a77860 100644
--- a/systemd/aitbc-blockchain-rpc.service
+++ b/systemd/aitbc-blockchain-rpc.service
@@ -12,7 +12,7 @@ ExecStartPre=/opt/aitbc/scripts/utils/load-keystore-secrets.sh
 EnvironmentFile=/run/aitbc/secrets/.env
 EnvironmentFile=/etc/aitbc/.env
 EnvironmentFile=/etc/aitbc/node.env
-UnsetEnvironment=enable_block_production ENABLE_BLOCK_PRODUCTION
+Environment=enable_block_production=false
 ExecStart=/opt/aitbc/venv/bin/python /opt/aitbc/scripts/wrappers/aitbc-blockchain-rpc-wrapper.py
 Restart=always
 RestartSec=5