diff --git a/src/wormhole/twisted/ipaddrs.py b/src/wormhole/ipaddrs.py
similarity index 100%
rename from src/wormhole/twisted/ipaddrs.py
rename to src/wormhole/ipaddrs.py
diff --git a/src/wormhole/transit.py b/src/wormhole/transit.py
index b48ae5d..c94e919 100644
--- a/src/wormhole/transit.py
+++ b/src/wormhole/transit.py
@@ -11,7 +11,7 @@ from nacl.secret import SecretBox
 from hkdf import Hkdf
 from .errors import UsageError
 from .timing import DebugTiming
-from .twisted import ipaddrs
+from . import ipaddrs
 
 def HKDF(skm, outlen, salt=None, CTXinfo=b""):
     return Hkdf(salt, skm).expand(CTXinfo, outlen)