diff --git a/proxy_docker/app/script/sendtobitcoinnode.sh b/proxy_docker/app/script/sendtobitcoinnode.sh
index daf66ef..ea92ada 100644
--- a/proxy_docker/app/script/sendtobitcoinnode.sh
+++ b/proxy_docker/app/script/sendtobitcoinnode.sh
@@ -5,7 +5,7 @@
 send_to_watcher_node()
 {
 	trace "Entering send_to_watcher_node()..."
-	send_to_bitcoin_node ${WATCHER_NODE_RPC_URL} watcher_btcnode_curlcfg.properties $@
+	send_to_bitcoin_node ${WATCHER_NODE_RPC_URL} ${WATCHER_NODE_RPC_USER} $@
 	local returncode=$?
 	trace_rc ${returncode}
 	return ${returncode}
@@ -14,7 +14,7 @@ send_to_watcher_node()
 send_to_spender_node()
 {
 	trace "Entering send_to_spender_node()..."
-	send_to_bitcoin_node ${SPENDER_NODE_RPC_URL} spender_btcnode_curlcfg.properties $@
+	send_to_bitcoin_node ${SPENDER_NODE_RPC_URL} ${SPENDER_NODE_RPC_USER} $@
 	local returncode=$?
 	trace_rc ${returncode}
 	return ${returncode}
@@ -27,11 +27,11 @@ send_to_bitcoin_node()
 	local result
 	local errorstring
 	local node_url=${1}
-	local configfile=${2}
+	local user=${2}
 	local data=${3}
 
-	trace "[send_to_bitcoin_node] curl -s --config ${configfile} -H \"Content-Type: application/json\" -d \"${data}\" ${node_url}"
-	result=$(curl -s --config ${configfile} -H "Content-Type: application/json" -d "${data}" ${node_url})
+	trace "[send_to_bitcoin_node] curl -s --user ${user} -H \"Content-Type: application/json\" -d \"${data}\" ${node_url}"
+	result=$(curl -s --user ${user} -H "Content-Type: application/json" -d "${data}" ${node_url})
 	returncode=$?
 	trace_rc ${returncode}
 	trace "[send_to_bitcoin_node] result=${result}"
diff --git a/proxy_docker/app/script/utils.sh b/proxy_docker/app/script/utils.sh
deleted file mode 100644
index 7c739e8..0000000
--- a/proxy_docker/app/script/utils.sh
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/bin/sh
-
-. ./trace.sh
-
-get_prop()
-{
-	trace "Entering get_prop()..."
-
-	local property=${1}
-	trace "[get_prop] property=${property}"
-
-	local value=$(grep "${property}" config.properties | cut -d'=' -f2)
-
-	trace "[get_prop] value=${value}"
-
-	echo ${value}
-}