diff --git a/meta/conf/distro/poky.conf b/meta/conf/distro/poky.conf
index b0b570cdd2..d2b2b9e258 100644
--- a/meta/conf/distro/poky.conf
+++ b/meta/conf/distro/poky.conf
@@ -142,4 +142,4 @@ require conf/distro/include/distro_tracking_fields.inc
 # Setup our hash policy
 BB_SIGNATURE_HANDLER = "basic"
 BB_HASHTASK_WHITELIST = "(.*-cross$|.*-native$|.*-cross-initial$|.*-cross-intermediate$)"
-BB_HASHBASE_WHITELIST = "TMPDIR FILE PATH"
+BB_HASHBASE_WHITELIST = "TMPDIR FILE PATH PWD"