diff --git a/src/libslic3r/Print.hpp b/src/libslic3r/Print.hpp
index b33a9798da..e5c6dd6611 100644
--- a/src/libslic3r/Print.hpp
+++ b/src/libslic3r/Print.hpp
@@ -774,6 +774,7 @@ struct WipeTowerData
         number_of_toolchanges = -1;
         depth = 0.f;
         brim_width = 0.f;
+        height = 0.f;
         rib_offset = Vec2f::Zero();
         wipe_tower_mesh_data  = std::nullopt;
     }