diff --git a/lib/tfw/networking/server/tfw_server.py b/lib/tfw/networking/server/tfw_server.py
index 4d9f8f6..ff5a90c 100644
--- a/lib/tfw/networking/server/tfw_server.py
+++ b/lib/tfw/networking/server/tfw_server.py
@@ -38,8 +38,8 @@ class TFWServer:
 
 
 class FSMManager:
-    def __init__(self, fsm_type):
-        self._fsm = fsm_type()
+    def __init__(self, fsm):
+        self._fsm = fsm
         self.trigger_handlers = defaultdict(list)
 
     @property