diff --git a/app/gimlet/base.toml b/app/gimlet/base.toml
index a6878740d..312fabd72 100644
--- a/app/gimlet/base.toml
+++ b/app/gimlet/base.toml
@@ -966,7 +966,7 @@ device = "isl68224"
 description = "DIMM/SP3 1.8V A0 power controller"
 power.rails = [ "VPP_ABCD", "VPP_EFGH", "V1P8_SP3" ]
 power.phases = [ [ 0 ], [ 1 ], [ 2 ] ]
-sensors = { voltage = 3, current = 3 }
+sensors = { temperature = 3, voltage = 3, current = 3 }
 refdes = "U352"
 
 [[config.i2c.devices]]
diff --git a/drv/i2c-devices/src/isl68224.rs b/drv/i2c-devices/src/isl68224.rs
index dbc4c9772..e8452dbfe 100644
--- a/drv/i2c-devices/src/isl68224.rs
+++ b/drv/i2c-devices/src/isl68224.rs
@@ -142,7 +142,7 @@ impl VoltageSensor<Error> for Isl68224 {
 
 impl TempSensor<Error> for Isl68224 {
     fn read_temperature(&self) -> Result<Celsius, Error> {
-        let t = pmbus_rail_read!(self.device, self.rail, READ_TEMPERATURE_1)?;
+        let t = pmbus_rail_read!(self.device, self.rail, READ_TEMPERATURE_2)?;
         Ok(Celsius(t.get()?.0))
     }
 }
diff --git a/drv/i2c-devices/src/raa229618.rs b/drv/i2c-devices/src/raa229618.rs
index adb30b491..e8e7fc226 100644
--- a/drv/i2c-devices/src/raa229618.rs
+++ b/drv/i2c-devices/src/raa229618.rs
@@ -173,7 +173,7 @@ impl VoltageSensor<Error> for Raa229618 {
 
 impl TempSensor<Error> for Raa229618 {
     fn read_temperature(&self) -> Result<Celsius, Error> {
-        let t = pmbus_rail_read!(self.device, self.rail, READ_TEMPERATURE_1)?;
+        let t = pmbus_rail_read!(self.device, self.rail, READ_TEMPERATURE_2)?;
         Ok(Celsius(t.get()?.0))
     }
 }