diff --git a/poky/meta/conf/bitbake.conf b/poky/meta/conf/bitbake.conf
index 140f45b..ddcac09 100644
--- a/poky/meta/conf/bitbake.conf
+++ b/poky/meta/conf/bitbake.conf
@@ -885,7 +885,7 @@
     WARN_QA ERROR_QA WORKDIR STAMPCLEAN PKGDATA_DIR BUILD_ARCH SSTATE_PKGARCH \
     BB_WORKERCONTEXT BB_LIMITEDDEPS BB_UNIHASH extend_recipe_sysroot DEPLOY_DIR \
     SSTATE_HASHEQUIV_METHOD SSTATE_HASHEQUIV_SERVER SSTATE_HASHEQUIV_REPORT_TASKDATA \
-    SSTATE_HASHEQUIV_OWNER CCACHE_TOP_DIR"
+    SSTATE_HASHEQUIV_OWNER CCACHE_TOP_DIR BB_HASHSERVE"
 BB_HASHCONFIG_WHITELIST ?= "${BB_HASHBASE_WHITELIST} DATE TIME SSH_AGENT_PID \
     SSH_AUTH_SOCK PSEUDO_BUILD BB_ENV_EXTRAWHITE DISABLE_SANITY_CHECKS \
     PARALLEL_MAKE BB_NUMBER_THREADS BB_ORIGENV BB_INVALIDCONF BBINCLUDED \