diff --git a/test/fixtures.py b/test/fixtures.py
index 26fb5e89d..d9c072b86 100644
--- a/test/fixtures.py
+++ b/test/fixtures.py
@@ -25,7 +25,7 @@
 
 def get_open_port():
     sock = socket.socket()
-    sock.bind(("", 0))
+    sock.bind(("127.0.0.1", 0))
     port = sock.getsockname()[1]
     sock.close()
     return port