diff --git a/src/libslic3r/GCodeWriter.hpp b/src/libslic3r/GCodeWriter.hpp
index 27c58a0702..b335faed49 100644
--- a/src/libslic3r/GCodeWriter.hpp
+++ b/src/libslic3r/GCodeWriter.hpp
@@ -21,7 +21,7 @@ public:
         m_single_extruder_multi_material(false),
         m_last_acceleration(0), m_max_acceleration(0),m_last_travel_acceleration(0), m_max_travel_acceleration(0),
         m_last_jerk(0), m_max_jerk(0),
-        /*m_last_bed_temperature(0), */m_last_bed_temperature_reached(true),
+        m_last_bed_temperature(0), m_last_bed_temperature_reached(true),
         m_lifted(0),
         m_to_lift(0),
         m_to_lift_type(LiftType::NormalLift),