diff --git a/firmware/application/ui_debug.cpp b/firmware/application/ui_debug.cpp
index 1622287f..b4355e45 100644
--- a/firmware/application/ui_debug.cpp
+++ b/firmware/application/ui_debug.cpp
@@ -76,7 +76,7 @@ void TemperatureWidget::paint(Painter& painter) {
 	}
 
 	if( !history.empty() ) {
-		const int32_t temp = -45 + history.back() * 5;
+		const int32_t temp = temperature(history.back());
 		const size_t temp_len = 3;
 		painter.draw_string(
 			{ static_cast<Coord>(rect.right() - (temp_len * 8)), rect.top() },
@@ -86,6 +86,10 @@ void TemperatureWidget::paint(Painter& painter) {
 	}
 }
 
+int32_t TemperatureWidget::temperature(const int32_t sensor_value) {
+	return -45 + sensor_value * 5
+}
+
 /* TemperatureView *******************************************************/
 
 TemperatureView::TemperatureView(NavigationView& nav) {
diff --git a/firmware/application/ui_debug.hpp b/firmware/application/ui_debug.hpp
index cfd7f7ad..2c83b6a8 100644
--- a/firmware/application/ui_debug.hpp
+++ b/firmware/application/ui_debug.hpp
@@ -93,6 +93,7 @@ public:
 	void paint(Painter& painter) override;
 
 private:
+	int32_t temperature(const uint32_t sensor_value);
 };
 
 class TemperatureView : public View {