diff --git a/platform/mellanox/mlnx-platform-api/sonic_platform/sfp.py b/platform/mellanox/mlnx-platform-api/sonic_platform/sfp.py
index e2c6d63dc7a3..aa3e188ae5f7 100644
--- a/platform/mellanox/mlnx-platform-api/sonic_platform/sfp.py
+++ b/platform/mellanox/mlnx-platform-api/sonic_platform/sfp.py
@@ -815,6 +815,11 @@ def get_rx_los(self):
             list: [False] * channels
         """
         api = self.get_xcvr_api()
+        try:
+            if self.is_sw_control():
+                return api.get_rx_los() if api else None
+        except Exception as e:
+            print(e)
         return [False] * api.NUM_CHANNELS if api else None
 
     def get_tx_fault(self):
@@ -927,8 +932,6 @@ def get_xcvr_api(self):
         """
         if self._xcvr_api is None:
             self.refresh_xcvr_api()
-            if self._xcvr_api is not None:
-                self._xcvr_api.get_rx_los = self.get_rx_los
         return self._xcvr_api
 
     def is_sw_control(self):