diff --git a/Kbuild b/Kbuild
index fc8805926a0c..50ded157289f 100644
--- a/Kbuild
+++ b/Kbuild
@@ -2546,7 +2546,7 @@ cppflags-$(CONFIG_WLAN_ENH_CFR_ENABLE) += -DWLAN_ENH_CFR_ENABLE
 cppflags-$(CONFIG_WLAN_CFR_ENABLE) += -DCFR_USE_FIXED_FOLDER
 cppflags-$(CONFIG_DIRECT_BUF_RX_ENABLE) += -DDIRECT_BUF_RX_ENABLE
 cppflags-$(CONFIG_WMI_DBR_SUPPORT) += -DWMI_DBR_SUPPORT
-ifeq ($(CONFIG_CNSS_QCA6750), n)
+ifneq ($(CONFIG_CNSS_QCA6750), y)
 cppflags-$(CONFIG_DIRECT_BUF_RX_ENABLE) += -DDBR_MULTI_SRNG_ENABLE
 endif
 cppflags-$(CONFIG_WMI_CMD_STRINGS) += -DWMI_CMD_STRINGS