diff --git a/dap/utils/bsreadext.py b/dap/utils/bsreadext.py
index bf321b9..d1777ca 100644
--- a/dap/utils/bsreadext.py
+++ b/dap/utils/bsreadext.py
@@ -1,11 +1,11 @@
 from bsread.sender import Sender, PUB
 
 
-def make_bsread_sender(bsread_host="*", bsread_port=None):
-    if not bsread_port:
+def make_bsread_sender(host="*", port=None):
+    if not port:
         return None
-    address = f"tcp://{bsread_host}"
-    sender = Sender(address=address, port=bsread_port, block=False, mode=PUB)
+    address = f"tcp://{host}"
+    sender = Sender(address=address, port=port, block=False, mode=PUB)
     sender.open()
     return sender