diff --git a/src/libslic3r/Model.cpp b/src/libslic3r/Model.cpp
index bdd9bfd70..68c143fca 100644
--- a/src/libslic3r/Model.cpp
+++ b/src/libslic3r/Model.cpp
@@ -1341,7 +1341,7 @@ void ModelVolume::reset_extra_facets()
 void ModelVolume::apply_tolerance()
 {
     assert(cut_info.is_connector);
-    if (cut_info.is_processed)
+    if (!cut_info.is_processed)
         return;
 
     Vec3d sf = get_scaling_factor();
diff --git a/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp b/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp
index 30ba3cde9..056ec9d14 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoCut.cpp
@@ -2038,7 +2038,7 @@ void GLGizmoCut3D::apply_connectors_in_model(ModelObject* mo, bool &create_dowel
                 create_dowels_as_separate_object = true;
             }
             else {
-                // culculate shift of the connector center regarding to the position on the cut plane
+                // calculate shift of the connector center regarding to the position on the cut plane
                 Vec3d shifted_center = m_plane_center + Vec3d::UnitZ();
                 rotate_vec3d_around_plane_center(shifted_center);
                 Vec3d norm = (shifted_center - m_plane_center).normalized();