diff --git a/tests/test_framework/bitcoind.py b/tests/test_framework/bitcoind.py
index ab8e69ac..4513f87d 100644
--- a/tests/test_framework/bitcoind.py
+++ b/tests/test_framework/bitcoind.py
@@ -61,7 +61,7 @@ class Bitcoind(TailableProc):
             "-debugexclude=tor",
         ]
         bitcoind_conf = {
-            "port": self.p2pport,
+            "bind": f"127.0.0.1:{self.p2pport}",
             "rpcport": rpcport,
             "fallbackfee": Decimal(1000) / COIN,
             "rpcthreads": 32,