diff --git a/src/matrix/m_scaling.scad b/src/matrix/m_scaling.scad
index e3acac9d..9e8dff00 100644
--- a/src/matrix/m_scaling.scad
+++ b/src/matrix/m_scaling.scad
@@ -8,4 +8,6 @@
 *
 **/
 
+include <__private__/__m_scaling.scad>;
+
 function m_scaling(s) = __m_scaling(s);
\ No newline at end of file