diff --git a/commands.py b/commands.py
index df53b44..8d80c68 100644
--- a/commands.py
+++ b/commands.py
@@ -39,7 +39,7 @@ if home not in sys.path:
     # for newer Frappy installations this should be home (= /home/<instrument>)
     # the following line fixes this in case nicos.conf is not yet updated
     sys.path.append(home)
-from servicemanager import FrappyManager, SeaManager
+from servicemanager import FrappyManager
 
 
 def cleanup_defunct():
@@ -152,7 +152,7 @@ def frappy(*args, main=None, stick=None, addons=None):
     - addons are not changed when not given
     - frappy(main='<cfg>')  # main cfg is changed, but stick is kept
     """
-    seacfg = SeaManager().guess_frappy_cfg(config.instrument)
+    seacfg = FrappyManager().cfg_from_sea(config.instrument)
     if args:
         if main is not None:
             raise TypeError('got multiple values for main')