diff --git a/protocols/inspircd.py b/protocols/inspircd.py
index 385f380..bb5d5a8 100644
--- a/protocols/inspircd.py
+++ b/protocols/inspircd.py
@@ -23,8 +23,8 @@ def spawnClient(irc, nick, ident, host, modes=[], server=None, *args):
     # We need a separate UID generator instance for every PseudoServer
     # we spawn. Otherwise, things won't wrap around properly.
     if server not in uidgen:
-        uidgen[server] = utils.TS6UIDGenerator()
-    uid = uidgen[server].next_uid(server)
+        uidgen[server] = utils.TS6UIDGenerator(server)
+    uid = uidgen[server].next_uid()
     ts = int(time.time())
     if modes:
         modes = utils.joinModes(modes)
diff --git a/utils.py b/utils.py
index 0a0031d..93869a9 100644
--- a/utils.py
+++ b/utils.py
@@ -10,12 +10,13 @@ class TS6UIDGenerator():
     https://github.com/inspircd/inspircd/blob/f449c6b296ab/src/server.cpp#L85-L156
     """
 
-    def __init__(self):
+    def __init__(self, sid):
         # TS6 UIDs are 6 characters in length (9 including the SID).
         # They wrap from ABCDEFGHIJKLMNOPQRSTUVWXYZ -> 0123456789 -> wrap around:
         # (e.g. AAAAAA, AAAAAB ..., AAAAA8, AAAAA9, AAAABA)
         self.allowedchars = string.ascii_uppercase + string.digits
         self.uidchars = [self.allowedchars[0]]*6
+        self.sid = sid
 
     def increment(self, pos=5):
         # If we're at the last character in the list of allowed ones, reset
@@ -29,8 +30,8 @@ class TS6UIDGenerator():
             idx = self.allowedchars.find(self.uidchars[pos])
             self.uidchars[pos] = self.allowedchars[idx+1]
 
-    def next_uid(self, sid):
-        uid = sid + ''.join(self.uidchars)
+    def next_uid(self):
+        uid = self.sid + ''.join(self.uidchars)
         self.increment()
         return uid