diff --git a/xs/src/libslic3r/TriangleMesh.cpp b/xs/src/libslic3r/TriangleMesh.cpp
index a4b90610e..61429a4d2 100644
--- a/xs/src/libslic3r/TriangleMesh.cpp
+++ b/xs/src/libslic3r/TriangleMesh.cpp
@@ -28,7 +28,6 @@ TriangleMesh::TriangleMesh()
     stl_initialize(&this->stl);
 }
 
-TriangleMesh::TriangleMesh(const Pointf3s &points, const std::vector<Point3>& facets ) : TriangleMesh(points.data(), facets.data(), facets.size()) {}
 TriangleMesh::TriangleMesh(const Pointf3* points, const Point3* facets, size_t n_facets) 
     : repaired(false)
 {
diff --git a/xs/src/libslic3r/TriangleMesh.hpp b/xs/src/libslic3r/TriangleMesh.hpp
index e8a518a6e..c2e14d925 100644
--- a/xs/src/libslic3r/TriangleMesh.hpp
+++ b/xs/src/libslic3r/TriangleMesh.hpp
@@ -36,10 +36,10 @@ class TriangleMesh
 {
     public:
     TriangleMesh();
-    TriangleMesh(const Pointf3* points, const Point3* facets, size_t n_facets); 
-    TriangleMesh(const Pointf3s &points, const std::vector<Point3> &facets);
 
     /// Templated constructor to adapt containers that offer .data() and .size()
+    /// First argument is a container (either vector or array) of Pointf3 for the vertex data.
+    /// Second argument is container of facets (currently Point3).
     template <typename Vertex_Cont, typename Facet_Cont>
     TriangleMesh(const Vertex_Cont& vertices, const Facet_Cont& facets) : TriangleMesh(vertices.data(), facets.data(), facets.size()) {}
 
@@ -143,6 +143,12 @@ class TriangleMesh
     bool repaired;
     
     private:
+
+    /// Private constructor that is called from the public sphere. 
+    /// It doesn't do any bounds checking on points and operates on raw pointers, so we hide it. 
+    /// Other constructors can call this one!
+    TriangleMesh(const Pointf3* points, const Point3* facets, size_t n_facets); 
+
     friend class TriangleMeshSlicer<X>;
     friend class TriangleMeshSlicer<Y>;
     friend class TriangleMeshSlicer<Z>;