1 files changed, 3 insertions, 3 deletions

diff --git a/meta-yocto-bsp/conf/layer.conf b/meta-yocto-bsp/conf/layer.conf
index 49fb135094..18544bd0cf 100644
--- a/meta-yocto-bsp/conf/layer.conf
+++ b/meta-yocto-bsp/conf/layer.conf
@@ -1,11 +1,11 @@
 # We have a conf and classes directory, add to BBPATH
-BBPATH := "${BBPATH}:${LAYERDIR}"
+BBPATH .= ":${LAYERDIR}"
 
 # We have a packages directory, add to BBFILES
-BBFILES := "${BBFILES} ${LAYERDIR}/recipes-*/*/*.bb \
+BBFILES += "${LAYERDIR}/recipes-*/*/*.bb \
             ${LAYERDIR}/recipes-*/*/*.bbappend"
 
 BBFILE_COLLECTIONS += "yoctobsp"
-BBFILE_PATTERN_yoctobsp := "^${LAYERDIR}/"
+BBFILE_PATTERN_yoctobsp = "^${LAYERDIR}/"
 BBFILE_PRIORITY_yoctobsp = "5"