diff --git a/meta-yocto/classes/poky-sanity.bbclass b/meta-yocto/classes/poky-sanity.bbclass
new file mode 100644
index 0000000000..1c7514fdca
--- /dev/null
+++ b/meta-yocto/classes/poky-sanity.bbclass
@@ -0,0 +1,16 @@
+python check_bblayers_conf_append() {
+    if current_lconf != lconf_version:
+        if current_lconf == 5:
+            index, meta_yocto_line = find_line('meta-yocto\s*\\\\\\n', lines)
+            if meta_yocto_line:
+                lines.insert(index + 1, meta_yocto_line.replace('meta-yocto',
+                                                                'meta-yocto-bsp'))
+            else:
+                sys.exit()
+
+            index, line = find_line('LCONF_VERSION', lines)
+            current_lconf += 1
+            lines[index] = 'LCONF_VERSION = "%d"\n' % current_lconf
+            with open(bblayers_fn, "w") as f:
+                f.write(''.join(lines))
+}
diff --git a/meta-yocto/conf/distro/poky.conf b/meta-yocto/conf/distro/poky.conf
index f7b9e99c71..8489e56d8a 100644
--- a/meta-yocto/conf/distro/poky.conf
+++ b/meta-yocto/conf/distro/poky.conf
@@ -98,6 +98,9 @@ BB_SIGNATURE_HANDLER ?= 'OEBasicHash'
 #
 OELAYOUT_ABI = "8"
 
+# add poky sanity bbclass
+INHERIT += "poky-sanity"
+
 #WARN_QA = "unsafe-references-in-binaries unsafe-references-in-scripts"
 WARN_QA = ""
 ERROR_QA = "dev-so debug-deps dev-deps debug-files arch la2 pkgconfig la perms useless-rpaths rpaths staticdev ldflags"