diff --git a/src/layouts/layout.scad b/src/layouts/layout.scad
index 7649206..51648e4 100644
--- a/src/layouts/layout.scad
+++ b/src/layouts/layout.scad
@@ -1,6 +1,7 @@
 use <../key_transformations.scad>
 use <../key_profiles.scad>
 use <../key_sizes.scad>
+use <../key_types.scad>
 
 // sums all values, unless a value is negative, in which case it makes it positive
 // dirty hack to allow for large gaps in keysets