diff --git a/src/libslic3r/GCode.cpp b/src/libslic3r/GCode.cpp
index cab75d5034..ec7ef83a3d 100644
--- a/src/libslic3r/GCode.cpp
+++ b/src/libslic3r/GCode.cpp
@@ -3295,7 +3295,7 @@ void GCode::_do_export(Print& print, GCodeOutputStream &file, ThumbnailsGenerato
     m_is_role_based_fan_on.fill(false);
     m_role_based_fan_marker_layer.fill(-1);
 
-    m_fan_mover.release();
+    m_fan_mover.reset();
     m_ordering_cache.clear();
 
     // Belt printer: initialize belt-specific writer via virtual hook.