diff --git a/src/libslic3r/GCode/WipeTower.cpp b/src/libslic3r/GCode/WipeTower.cpp
index 32aa2c9fc..017b6916e 100644
--- a/src/libslic3r/GCode/WipeTower.cpp
+++ b/src/libslic3r/GCode/WipeTower.cpp
@@ -2466,7 +2466,7 @@ void WipeTower::reset_block_status()
     }
 }
 
-void WipeTower::update_start_depth_for_blocks()
+void WipeTower::update_all_layer_depth(float wipe_tower_depth)
 {
     m_wipe_tower_depth = 0.f;
     float start_offset = m_perimeter_width;
@@ -2487,6 +2487,14 @@ void WipeTower::update_start_depth_for_blocks()
     }
     if (m_wipe_tower_depth > 0)
         m_wipe_tower_depth += start_offset;
+
+    if (m_enable_timelapse_print) {
+        if (is_approx(m_wipe_tower_depth, 0.f))
+            m_wipe_tower_depth = wipe_tower_depth;
+        for (WipeTowerInfo &plan_info : m_plan) {
+            plan_info.depth = m_wipe_tower_depth;
+        }
+    }
 }
 
 void WipeTower::generate_wipe_tower_blocks()
@@ -2628,7 +2636,7 @@ void WipeTower::plan_tower_new()
         }
     }
 
-    update_start_depth_for_blocks();
+    update_all_layer_depth(max_depth);
 }
 
 int WipeTower::get_wall_filament_for_all_layer()
diff --git a/src/libslic3r/GCode/WipeTower.hpp b/src/libslic3r/GCode/WipeTower.hpp
index b153e0b1e..3937b6388 100644
--- a/src/libslic3r/GCode/WipeTower.hpp
+++ b/src/libslic3r/GCode/WipeTower.hpp
@@ -336,7 +336,7 @@ public:
 
 	void plan_tower_new();
 	void generate_wipe_tower_blocks();
-    void update_start_depth_for_blocks();
+    void update_all_layer_depth(float wipe_tower_depth);
 
     ToolChangeResult tool_change_new(size_t new_tool);
     NozzleChangeResult nozzle_change_new(int old_filament_id, int new_filament_id);