diff --git a/recipes-bsp/formfactor/formfactor_0.0.bbappend b/recipes-bsp/formfactor/formfactor_0.0.bbappend
index 4b8d0e65..491d403e 100644
--- a/recipes-bsp/formfactor/formfactor_0.0.bbappend
+++ b/recipes-bsp/formfactor/formfactor_0.0.bbappend
@@ -1,3 +1,2 @@
-THISDIR := "${@os.path.dirname(bb.data.getVar('FILE', d, True))}"
-FILESPATH =. "${@base_set_filespath(["${THISDIR}/${PN}"], d)}:"
-
+PRINC := "${@int(PRINC) + 1}"
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"