diff --git a/src/mainboard/google/poppy/Kconfig b/src/mainboard/google/poppy/Kconfig
index 789578f..978621f 100644
--- a/src/mainboard/google/poppy/Kconfig
+++ b/src/mainboard/google/poppy/Kconfig
@@ -212,5 +212,6 @@
 	select HAS_RECOVERY_MRC_CACHE
 	select MRC_CLEAR_NORMAL_CACHE_ON_RECOVERY_RETRAIN
 	select VBOOT_LID_SWITCH
+	select GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC
 
 endif # BOARD_GOOGLE_BASEBOARD_POPPY