diff --git a/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp b/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp
index 05ab5b58a1..137b05b54e 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp
@@ -3151,17 +3151,6 @@ void GLGizmoEmboss::draw_advanced()
     } else if (!per_glyph && m_text_lines.is_init())
         m_text_lines.reset();
     m_imgui->disabled_end(); // !can_use_per_glyph
-
-    // Set offset of slice from base line
-    //m_imgui->disabled_begin(!per_glyph); 
-    //ImGui::SameLine();
-    //ImGui::SetNextItemWidth(m_gui_cfg->input_width);
-    //if (m_imgui->slider_float("##base_line_y_offset", &m_text_lines.offset, -10.f, 10.f, "%f mm")) {
-    //    reinit_text_lines(m_text_lines.get_lines().size());
-    //    process();
-    //} else if (ImGui::IsItemHovered()) 
-    //    ImGui::SetTooltip("TEST PURPOSE ONLY\nMove base line (up/down) for allign letters");
-    //m_imgui->disabled_end(); // !per_glyph
         
     auto draw_align = [&align = font_prop.align, gui_cfg = m_gui_cfg, &icons = m_icons]() {
         bool is_change = false;
@@ -3224,6 +3213,8 @@ void GLGizmoEmboss::draw_advanced()
     }
 
     // input gap between lines
+    bool is_multiline = m_text_lines.get_lines().size() > 1;
+    m_imgui->disabled_begin(!is_multiline);
     auto def_line_gap = stored_style ?
         &stored_style->prop.line_gap : nullptr;
     int  min_line_gap = -half_ascent, max_line_gap = half_ascent;
@@ -3240,6 +3231,7 @@ void GLGizmoEmboss::draw_advanced()
             exist_change = true;
         }
     }
+    m_imgui->disabled_end(); // !is_multiline
 
     // input boldness
     auto def_boldness = stored_style ?
diff --git a/src/slic3r/GUI/TextLines.cpp b/src/slic3r/GUI/TextLines.cpp
index 34ff37a722..018cb3537d 100644
--- a/src/slic3r/GUI/TextLines.cpp
+++ b/src/slic3r/GUI/TextLines.cpp
@@ -255,7 +255,6 @@ bool get_line_height_offset(const FontProp &fp, const FontFile &ff, double &line
 
     return true;
 }
-
 } // namespace
 
 void TextLinesModel::init(const Transform3d      &text_tr,
@@ -284,9 +283,11 @@ void TextLinesModel::init(const Transform3d      &text_tr,
         return;
 
     m_model.reset();
-    m_lines.clear();  
+    m_lines.clear();
 
-    double first_line_center = this->offset + line_height_mm / 3 + get_align_y_offset_in_mm(align, count_lines, ff, fp);    
+    // size_in_mm .. contain volume scale and should be ascent value in mm 
+    double line_offset = fp.size_in_mm * ascent_ratio_offset;
+    double first_line_center = line_offset + get_align_y_offset_in_mm(align, count_lines, ff, fp);    
     std::vector<float> line_centers(count_lines);
     for (size_t i = 0; i < count_lines; ++i)
         line_centers[i] = static_cast<float>(first_line_center - i * line_height_mm);
diff --git a/src/slic3r/GUI/TextLines.hpp b/src/slic3r/GUI/TextLines.hpp
index 5d5378aa51..a6a7b19adf 100644
--- a/src/slic3r/GUI/TextLines.hpp
+++ b/src/slic3r/GUI/TextLines.hpp
@@ -17,9 +17,6 @@ namespace Slic3r::GUI {
 class TextLinesModel
 {
 public:
-    // line offset in y direction (up/down)
-    float offset = 0;
-
     /// <summary>
     /// Initialize model and lines
     /// </summary>
@@ -41,6 +38,11 @@ private:
 
     // Keep model for visualization text lines
     GLModel m_model;
+
+    // Used to move slice (text line) on place where is approx vertical center of text
+    // When copy value const double ASCENT_CENTER from Emboss.cpp and Vertical align is center than
+    // text line will cross object center 
+    const double ascent_ratio_offset = 1/3.;
 };
 
 } // namespace Slic3r::GUI