diff --git a/realsense2_camera/test/utils/pytest_live_camera_utils.py b/realsense2_camera/test/utils/pytest_live_camera_utils.py
index 90a6a2d55..ac91620f1 100644
--- a/realsense2_camera/test/utils/pytest_live_camera_utils.py
+++ b/realsense2_camera/test/utils/pytest_live_camera_utils.py
@@ -198,11 +198,9 @@ def check_if_camera_connected(device_type, serial_no=None):
         name_line = long_data[index].split()
         if name_line[0] != "Intel":
             continue
-        if name_line[2] != device_type:
+        if name_line[2].casefold() != device_type.casefold():
             continue
-        if serial_no == None:
-            return True
-        if serial_no == name_line[3]:
+        if serial_no is None or serial_no == name_line[3]:
             return True
 
     return False