diff --git a/src/libslic3r/GCode.cpp b/src/libslic3r/GCode.cpp
index fb9bcae24..502341df0 100644
--- a/src/libslic3r/GCode.cpp
+++ b/src/libslic3r/GCode.cpp
@@ -5597,8 +5597,8 @@ std::string GCode::set_extruder(unsigned int filament_id, double print_z, bool b
 
     // Set the temperature if the wipe tower didn't (not needed for non-single extruder MM)
     if (m_config.single_extruder_multi_material && !m_config.enable_prime_tower) {
-        int temp = (m_layer_index <= 0 ? m_config.nozzle_temperature_initial_layer.get_at(extruder_id) :
-                                         m_config.nozzle_temperature.get_at(extruder_id));
+        int temp = (m_layer_index <= 0 ? m_config.nozzle_temperature_initial_layer.get_at(filament_id) :
+                                         m_config.nozzle_temperature.get_at(filament_id));
 
         gcode += m_writer.set_temperature(temp, false);
     }