diff --git a/configuredivecomputerthreads.cpp b/configuredivecomputerthreads.cpp
index e681649e3..7c5c7b9d5 100644
--- a/configuredivecomputerthreads.cpp
+++ b/configuredivecomputerthreads.cpp
@@ -52,6 +52,7 @@
 #define OSTC3_DYNAMIC_ASCEND_RATE	0x3F
 #define OSTC3_GRAPHICAL_SPEED_INDICATOR	0x40
 #define OSTC3_ALWAYS_SHOW_PPO2		0x41
+#define OSTC3_TEMP_SENSOR_OFFSET	0x42
 
 #define OSTC3_HW_OSTC_3			0x0A
 #define OSTC3_HW_OSTC_3P		0x1A
@@ -406,7 +407,7 @@ static dc_status_t read_ostc3_settings(dc_device_t *device, DeviceDetails *m_dev
 	dc_status_t rc;
 	dc_event_progress_t progress;
 	progress.current = 0;
-	progress.maximum = 52;
+	progress.maximum = 53;
 	unsigned char hardware[1];
 
 	//Read hardware type
@@ -659,6 +660,13 @@ static dc_status_t read_ostc3_settings(dc_device_t *device, DeviceDetails *m_dev
 	m_deviceDetails->pressureSensorOffset = (signed char)uData[0];
 	EMIT_PROGRESS();
 
+	rc = hw_ostc3_device_config_read(device, OSTC3_TEMP_SENSOR_OFFSET, uData, sizeof(uData));
+	if (rc != DC_STATUS_SUCCESS)
+		return rc;
+	// OSTC3 stores the tempSensorOffset in two-complement
+	m_deviceDetails->tempSensorOffset = (signed char)uData[0];
+	EMIT_PROGRESS();
+
 	//read firmware settings
 	unsigned char fData[64] = { 0 };
 	rc = hw_ostc3_device_version(device, fData, sizeof(fData));
@@ -679,7 +687,7 @@ static dc_status_t write_ostc3_settings(dc_device_t *device, DeviceDetails *m_de
 	dc_status_t rc;
 	dc_event_progress_t progress;
 	progress.current = 0;
-	progress.maximum = 51;
+	progress.maximum = 56;
 
 	//write gas values
 	unsigned char gas1Data[4] = {
@@ -915,6 +923,13 @@ static dc_status_t write_ostc3_settings(dc_device_t *device, DeviceDetails *m_de
 		return rc;
 	EMIT_PROGRESS();
 
+	// OSTC3 stores the tempSensorOffset in two-complement
+	data[0] = (unsigned char)m_deviceDetails->pressureSensorOffset;
+	rc = hw_ostc3_device_config_write(device, OSTC3_TEMP_SENSOR_OFFSET, data, sizeof(data));
+	if (rc != DC_STATUS_SUCCESS)
+		return rc;
+	EMIT_PROGRESS();
+
 	//sync date and time
 	if (m_deviceDetails->syncTime) {
 		dc_datetime_t now;
diff --git a/devicedetails.cpp b/devicedetails.cpp
index 1ac56375d..e5c33e418 100644
--- a/devicedetails.cpp
+++ b/devicedetails.cpp
@@ -73,6 +73,7 @@ DeviceDetails::DeviceDetails(QObject *parent) :
 	modWarning(false),
 	dynamicAscendRate(false),
 	graphicalSpeedIndicator(false),
-	alwaysShowppO2(false)
+	alwaysShowppO2(false),
+	tempSensorOffset(0)
 {
 }
diff --git a/devicedetails.h b/devicedetails.h
index 1ed9914ef..0d929c018 100644
--- a/devicedetails.h
+++ b/devicedetails.h
@@ -91,6 +91,7 @@ public:
 	bool dynamicAscendRate;
 	bool graphicalSpeedIndicator;
 	bool alwaysShowppO2;
+	int tempSensorOffset;
 };
 
 
diff --git a/qt-ui/configuredivecomputerdialog.cpp b/qt-ui/configuredivecomputerdialog.cpp
index ddb9450de..3fbb4327c 100644
--- a/qt-ui/configuredivecomputerdialog.cpp
+++ b/qt-ui/configuredivecomputerdialog.cpp
@@ -470,6 +470,7 @@ void ConfigureDiveComputerDialog::populateDeviceDetailsOSTC3()
 	deviceDetails->dynamicAscendRate = ui.dynamicAscendRate->isChecked();
 	deviceDetails->graphicalSpeedIndicator = ui.graphicalSpeedIndicator->isChecked();
 	deviceDetails->alwaysShowppO2 = ui.alwaysShowppO2->isChecked();
+	deviceDetails->tempSensorOffset = ui.tempSensorOffsetDoubleSpinBox->value() * 10;
 
 	//set gas values
 	gas gas1;
@@ -845,6 +846,7 @@ void ConfigureDiveComputerDialog::reloadValuesOSTC3()
 	ui.dynamicAscendRate->setChecked(deviceDetails->dynamicAscendRate);
 	ui.graphicalSpeedIndicator->setChecked(deviceDetails->graphicalSpeedIndicator);
 	ui.alwaysShowppO2->setChecked(deviceDetails->alwaysShowppO2);
+	ui.tempSensorOffsetDoubleSpinBox->setValue((double)deviceDetails->tempSensorOffset / 10.0);
 
 	//load gas 1 values
 	ui.ostc3GasTable->setItem(0, 1, new QTableWidgetItem(QString::number(deviceDetails->gas1.oxygen)));
diff --git a/qt-ui/configuredivecomputerdialog.ui b/qt-ui/configuredivecomputerdialog.ui
index 0986d71ca..ac177a277 100644
--- a/qt-ui/configuredivecomputerdialog.ui
+++ b/qt-ui/configuredivecomputerdialog.ui
@@ -1043,6 +1043,32 @@
               </property>
              </widget>
             </item>
+            <item row="14" column="3">
+             <widget class="QLabel" name="label_71">
+              <property name="text">
+               <string>Temperature sensor offset</string>
+              </property>
+             </widget>
+            </item>
+            <item row="14" column="4">
+             <widget class="QDoubleSpinBox" name="tempSensorOffsetDoubleSpinBox">
+              <property name="suffix">
+               <string>°C</string>
+              </property>
+              <property name="decimals">
+               <number>1</number>
+              </property>
+              <property name="minimum">
+               <double>-2.000000000000000</double>
+              </property>
+              <property name="maximum">
+               <double>2.000000000000000</double>
+              </property>
+              <property name="singleStep">
+               <double>0.100000000000000</double>
+              </property>
+             </widget>
+            </item>
            </layout>
           </widget>
           <widget class="QWidget" name="gasSettings">