diff --git a/tools/psoc6/get-devs.py b/tools/psoc6/get-devs.py
index 93564efcffb72..5097d44c473b5 100644
--- a/tools/psoc6/get-devs.py
+++ b/tools/psoc6/get-devs.py
@@ -74,7 +74,7 @@ def get_kitprog_serial_number(udevadm_output_lines):
     kitprog_devs = []
     dev_list = get_ttyACM_dev_list()
 
-    if dev_list is not []:
+    if dev_list != []:
         for dev in dev_list:
             udevadm_output_lines = get_udevadm_port_attrs_output(dev)
             if is_kitprog_device(udevadm_output_lines):