diff --git a/andor-test/01_init_and_discover.py b/andor-test/01_init_and_discover.py
index 7121bed..7f2c74b 100644
--- a/andor-test/01_init_and_discover.py
+++ b/andor-test/01_init_and_discover.py
@@ -47,7 +47,7 @@ print("Initialize OK")
 
 # Get device count
 device_count = AT_64(0)
-ret = lib.AT_GetInt(AT_HANDLE_SYSTEM, "Device Count", ctypes.byref(device_count))
+ret = lib.AT_GetInt(AT_HANDLE_SYSTEM, "DeviceCount", ctypes.byref(device_count))
 if ret != AT_SUCCESS:
     print(f"ERROR: Get device count failed, code: {ret}")
 else: