diff --git a/platform/mellanox/mlnx-platform-api/sonic_platform/thermal.py b/platform/mellanox/mlnx-platform-api/sonic_platform/thermal.py
index 6862b3fb258b..8030db19edaf 100644
--- a/platform/mellanox/mlnx-platform-api/sonic_platform/thermal.py
+++ b/platform/mellanox/mlnx-platform-api/sonic_platform/thermal.py
@@ -56,7 +56,7 @@
     THERMAL_API_GET_HIGH_THRESHOLD:"psu{}_temp_max"
 }
 thermal_api_handler_gearbox = {
-    THERMAL_API_GET_TEMPERATURE:"temp_input_gearbox{}",
+    THERMAL_API_GET_TEMPERATURE:"gearbox{}_temp_input",
     THERMAL_API_GET_HIGH_THRESHOLD:None
 }
 thermal_ambient_apis = {