diff --git a/ipmi/test_ipmi_sensor.robot b/ipmi/test_ipmi_sensor.robot
index bfe5aeb..50b6bb2 100644
--- a/ipmi/test_ipmi_sensor.robot
+++ b/ipmi/test_ipmi_sensor.robot
@@ -12,7 +12,7 @@
 
 
 *** Variables ***
-${allowed_temp_diff}    ${1}
+${allowed_temp_diff}    ${2}
 ${allowed_power_diff}   ${10}