diff --git a/back.scad b/back.scad
index e5aa38d..09947d2 100644
--- a/back.scad
+++ b/back.scad
@@ -6,8 +6,8 @@
  * License: CC0                                                          *
  *************************************************************************/
 
-include <colors.scad>;
-include <edge.scad>;
+include <lib/colors.scad>;
+include <lib/edge.scad>;
 
 /* Höhe wichtiger Bauteile:
  *
diff --git a/buttons.scad b/buttons.scad
index c4a9bd0..8274c64 100644
--- a/buttons.scad
+++ b/buttons.scad
@@ -6,6 +6,9 @@
  * License: CC0                                                          *
  *************************************************************************/
 
+include <front.scad>;
+include <lib/colors.scad>;
+
 /* Maße relevanter Bauteile:
  *
  * Kurzhubtaster Pads:
@@ -26,9 +29,6 @@
  * B: 12.8 mm
  */
 
-include <front.scad>;
-include <colors.scad>;
-
 // Überstand der Buttons über die Hülle.
 protrusion = 2;
 
diff --git a/front.scad b/front.scad
index ab574e0..3ea6b83 100644
--- a/front.scad
+++ b/front.scad
@@ -6,8 +6,8 @@
  * License: CC0                                                          *
  *************************************************************************/
 
-include <colors.scad>;
-include <edge.scad>;
+include <lib/colors.scad>;
+include <lib/edge.scad>;
 
 /* Höhe wichtiger Bauteile:
  *
diff --git a/colors.scad b/lib/colors.scad
similarity index 100%
rename from colors.scad
rename to lib/colors.scad
diff --git a/edge.scad b/lib/edge.scad
similarity index 100%
rename from edge.scad
rename to lib/edge.scad