diff --git a/Kbuild b/Kbuild
index 0f0649b..bfcb392 100644
--- a/Kbuild
+++ b/Kbuild
@@ -2299,6 +2299,9 @@
 cppflags-$(CONFIG_PLD_PCIE_INIT_FLAG) += -DCONFIG_PLD_PCIE_INIT
 cppflags-$(CONFIG_WLAN_FEATURE_DP_RX_THREADS) += -DFEATURE_WLAN_DP_RX_THREADS
 cppflags-$(CONFIG_WLAN_FEATURE_RX_SOFTIRQ_TIME_LIMIT) += -DWLAN_FEATURE_RX_SOFTIRQ_TIME_LIMIT
+cppflags-$(CONFIG_FEATURE_HAL_DELAYED_REG_WRITE) += -DFEATURE_HAL_DELAYED_REG_WRITE
+
+
 cppflags-$(CONFIG_PLD_USB_CNSS) += -DCONFIG_PLD_USB_CNSS
 cppflags-$(CONFIG_PLD_SDIO_CNSS2) += -DCONFIG_PLD_SDIO_CNSS2
 cppflags-$(CONFIG_WLAN_RECORD_RX_PADDR) += -DHIF_RECORD_RX_PADDR