diff --git a/mail4one/pop3.py b/mail4one/pop3.py
index 3214ce9..71c925b 100644
--- a/mail4one/pop3.py
+++ b/mail4one/pop3.py
@@ -386,13 +386,14 @@ def debug_main():
     logging.basicConfig(level=logging.DEBUG)
 
     import sys
+    from .pwhash import gen_pwhash
 
-    _, mails_path, port, password = sys.argv
+    _, mails_path, mbox = sys.argv
 
     mails_path = Path(mails_path)
-    port = int(port)
+    users = [User(username="dummy", password_hash=gen_pwhash("dummy"), mbox=mbox)]
 
-    asyncio.run(a_main(mails_path, port, password_hash=password_hash))
+    asyncio.run(a_main("127.0.0.1", 1101, mails_path, users=users))
 
 
 if __name__ == "__main__":
diff --git a/tests/test_pop.py b/tests/test_pop.py
index 93fd879..4deda58 100644
--- a/tests/test_pop.py
+++ b/tests/test_pop.py
@@ -9,13 +9,11 @@ from mail4one.config import User
 from pathlib import Path
 
 TEST_HASH = "".join(
-    c
-    for c in """
+    """
 AFTY5EVN7AX47ZL7UMH3BETYWFBTAV3XHR73CEFAJBPN2NIHPWD
 ZHV2UQSMSPHSQQ2A2BFQBNC77VL7F2UKATQNJZGYLCSU6C43UQD
 AQXWXSWNGAEPGIMG2F3QDKBXL3MRHY6K2BPID64ZR6LABLPVSF
-"""
-    if not c.isspace()
+""".split()
 )
 
 TEST_USER = "foobar"
@@ -42,7 +40,8 @@ Hello bro\r
 IlzVOJqu9Zp7twFAtzcV\r
 yQVk36B0mGU2gtWxXLr\r
 PeF0RtbI0mAuVPLQDHCi\r
-\r\n"""
+\r
+"""
 
 
 def setUpModule() -> None: