diff --git a/src/libslic3r/Fill/Fill.cpp b/src/libslic3r/Fill/Fill.cpp
index 2b1a5d86cf..74e6d14d14 100644
--- a/src/libslic3r/Fill/Fill.cpp
+++ b/src/libslic3r/Fill/Fill.cpp
@@ -1324,12 +1324,12 @@ void Layer::make_fills(FillAdaptive::Octree* adaptive_fill_octree, FillAdaptive:
                 params.density = f->print_object_config->internal_bridge_density.get_abs_value(1.0);
                 params.dont_adjust = true;
             }
-            // Orca: Elefant foot compensation for solid layers above bottommost by infill density manipulation.
+            // Orca: Elephant foot compensation for solid layers above bottommost by infill density manipulation.
             float elefant_density = f->print_object_config->elefant_foot_layers_density.get_abs_value(1.0);
             if (!is_approx(elefant_density, 1.0f) && surface_fill.surface.is_solid_infill()) {
                 size_t elefant_layers = f->print_object_config->elefant_foot_compensation_layers.value;
                 if (f->layer_id > 0 && f->layer_id <= elefant_layers)
-                    params.density = elefant_density * (elefant_layers - (f->layer_id - 1)) / elefant_layers;
+                    params.density = 1.0f - (1.0f - elefant_density) * (elefant_layers - (f->layer_id - 1)) / elefant_layers; // Reverse calculation - The higher layer number means the higher density. Counting starts from the second layer.
             }
             // make fill
 			f->fill_surface_extrusion(&surface_fill.surface,