1 files changed, 6 insertions, 2 deletions
diff --git a/qa/rpc-tests/zapwallettxes.sh b/qa/rpc-tests/zapwallettxes.sh
index bc52a7dacd..4312d84e94 100755
--- a/qa/rpc-tests/zapwallettxes.sh
+++ b/qa/rpc-tests/zapwallettxes.sh
@@ -1,17 +1,21 @@
 #!/usr/bin/env bash
+# Copyright (c) 2014 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 # Test -zapwallettxes=<mode>
 
 if [ $# -lt 1 ]; then
         echo "Usage: $0 path_to_binaries"
         echo "e.g. $0 ../../src"
+        echo "Env vars BITCOIND and BITCOINCLI may be used to specify the exact binaries used"
         exit 1
 fi
 
 set -f
 
-BITCOIND=${1}/bitcoind
-CLI=${1}/bitcoin-cli
+BITCOIND=${BITCOIND:-${1}/bitcoind}
+CLI=${BITCOINCLI:-${1}/bitcoin-cli}
 
 DIR="${BASH_SOURCE%/*}"
 SENDANDWAIT="${DIR}/send.sh"