diff --git a/src/libslic3r/SLA/SupportPointGenerator.cpp b/src/libslic3r/SLA/SupportPointGenerator.cpp
index 4cabdac2b3..bb343216a0 100644
--- a/src/libslic3r/SLA/SupportPointGenerator.cpp
+++ b/src/libslic3r/SLA/SupportPointGenerator.cpp
@@ -17,11 +17,13 @@ using namespace Slic3r;
 using namespace Slic3r::sla;
 
 namespace {
+#ifndef NDEBUG
 bool exist_point_in_distance(const Vec3f &p, float distance, const LayerSupportPoints &pts) {
     float distance_sq = sqr(distance);
     return std::any_of(pts.begin(), pts.end(), [&p, distance_sq](const LayerSupportPoint &sp) {
         return (sp.pos - p).squaredNorm() < distance_sq; });
 }
+#endif // NDEBUG
 
 /// <summary>
 /// Struct to store support points in KD tree to fast search for nearest ones.
@@ -597,7 +599,7 @@ void create_peninsulas(LayerPart &part, const PrepareSupportConfig &config) {
     // Check, wheather line exist in set of belowe lines
     // True .. line exist in previous layer (or partialy overlap previous line), connection to land
     // False .. line is made by border of current layer part(peninsula coast)
-    auto exist_belowe = [&get_angle, &idx, &is_lower, &below_lines, &belowe_line_angle]
+    auto exist_belowe = [&get_angle, &idx, &below_lines, &belowe_line_angle]
     (const Line &l) {
         // It is edge case of expand
         if (below_lines.empty())
@@ -720,12 +722,9 @@ SupportPointGeneratorData Slic3r::sla::prepare_generator_data(
         }        
     }, 4 /*gransize*/);
 
-    double sample_distance_in_um = scale_(config.discretize_overhang_step);
-    double sample_distance_in_um2 = sample_distance_in_um * sample_distance_in_um;
-
     // Link parts by intersections
     execution::for_each(ex_tbb, size_t(1), result.slices.size(),
-    [&result, sample_distance_in_um2, throw_on_cancel](size_t layer_id) {
+    [&result, throw_on_cancel](size_t layer_id) {
         if ((layer_id % 16) == 0)
             throw_on_cancel();
 
@@ -754,6 +753,8 @@ SupportPointGeneratorData Slic3r::sla::prepare_generator_data(
     }, 8 /* gransize */);
 
     // Sample overhangs part of island
+    double sample_distance_in_um = scale_(config.discretize_overhang_step);
+    double sample_distance_in_um2 = sample_distance_in_um * sample_distance_in_um;
     execution::for_each(ex_tbb, size_t(1), result.slices.size(),
     [&result, sample_distance_in_um2, throw_on_cancel](size_t layer_id) {
         if ((layer_id % 32) == 0)
diff --git a/src/libslic3r/SLAPrintSteps.cpp b/src/libslic3r/SLAPrintSteps.cpp
index d142f8e476..5331e643b3 100644
--- a/src/libslic3r/SLAPrintSteps.cpp
+++ b/src/libslic3r/SLAPrintSteps.cpp
@@ -169,7 +169,7 @@ void prepare_permanent_support_points(
     }
 
     permanent_supports.erase(std::remove_if(permanent_supports.begin(), permanent_supports.end(), 
-        [&tree](const SupportPoint &p) { return p.head_front_radius < 0.f; }),permanent_supports.end());
+        [](const SupportPoint &p) { return p.head_front_radius < 0.f; }),permanent_supports.end());
 
     std::sort(permanent_supports.begin(), permanent_supports.end(), 
         [](const SupportPoint& p1,const SupportPoint& p2){ return p1.pos.z() < p2.pos.z(); });
diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp b/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
index d9bae9c76d..8731a93c1c 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
@@ -85,9 +85,6 @@ const IconManager::Icon &get_icon(const IconManager::Icons &icons, IconType type
 bool draw_view_mode(bool &show_support_structure, const IconManager::Icons &icons) {
     ImGui::PushStyleVar(ImGuiStyleVar_ChildBorderSize, 8.);
     ScopeGuard sg([] { ImGui::PopStyleVar(); });
-
-    ImVec4 tint(1, 1, 1, 1);
-    ImVec4 border = ImGuiPureWrap::COL_ORANGE_DARK;
     if (show_support_structure) {        
         draw(get_icon(icons, IconType::show_support_structure_selected));
         if(ImGui::IsItemHovered())
@@ -787,7 +784,7 @@ RENDER_AGAIN:
                 (int) supports.size(), count_user_edited, count_island);
         }
         ImVec4 light_gray{0.4f, 0.4f, 0.4f, 1.0f};
-        ImGui::TextColored(light_gray, stats.c_str());
+        ImGui::TextColored(light_gray, "%s", stats.c_str());
 
         //ImGui::Separator(); // START temporary debug
         //ImGui::Text("Between delimiters is temporary GUI");