diff --git a/Kbuild b/Kbuild
index 6bde8c9..2cf557b 100644
--- a/Kbuild
+++ b/Kbuild
@@ -2657,6 +2657,10 @@
 ccflags-y += -DQDF_LOCK_STATS_LIST_SIZE=256
 endif
 
+ifdef CONFIG_FW_THERMAL_THROTTLE
+ccflags-y += -DFW_THERMAL_THROTTLE_SUPPORT
+endif
+
 ccflags-$(CONFIG_HASTINGS_BT_WAR) += -DHASTINGS_BT_WAR
 
 KBUILD_CPPFLAGS += $(cppflags-y)