diff --git a/tests/tests_devices/test_rt_flomni.py b/tests/tests_devices/test_rt_flomni.py
index f0c61d7..6151005 100644
--- a/tests/tests_devices/test_rt_flomni.py
+++ b/tests/tests_devices/test_rt_flomni.py
@@ -9,6 +9,7 @@ from csaxs_bec.devices.rt.rt_ophyd import RtError
 
 @pytest.fixture()
 def rt_flomni():
+    RtFlomniController._reset_controller()
     rt_flomni = RtFlomniController(
         name="rt_flomni", socket_cls=SocketMock, socket_host="localhost", socket_port=8081
     )
@@ -30,6 +31,7 @@ def rt_flomni():
             rt_flomni.set_axis(axis=rty, axis_nr=1)
             rt_flomni.set_axis(axis=rtz, axis_nr=2)
             yield rt_flomni
+    RtFlomniController._reset_controller()
 
 
 def test_rt_flomni_move_to_zero(rt_flomni):