diff --git a/keyboards/crkbd/keymap/rules.mk b/keyboards/crkbd/keymap/rules.mk
new file mode 100644
index 0000000000..5ddedef435
--- /dev/null
+++ b/keyboards/crkbd/keymap/rules.mk
@@ -0,0 +1 @@
+CONVERT_TO=kb2040
\ No newline at end of file