diff --git a/configs/wlan_cfg/ap_wlan_cfg.config b/configs/wlan_cfg/ap_wlan_cfg.config
index 65be4b5..3c2d0d3 100644
--- a/configs/wlan_cfg/ap_wlan_cfg.config
+++ b/configs/wlan_cfg/ap_wlan_cfg.config
@@ -28,3 +28,9 @@
 EXTRA_CFLAGS += -DWLAN_CFG_NUM_TX_DESC=0x320000
 endif
 
+ifdef NO_RX_PKT_HDR_TLV
+#RX_BUFFER_SIZE = 1536 data bytes + 256 RX TLV bytes. We are avoiding
+#128 bytes of RX_PKT_HEADER_TLV.
+EXTRA_CFLAGS += -DRX_DATA_BUFFER_SIZE=1792
+EXTRA_CFLAGS += -DRX_DATA_BUFFER_ALIGNMENT=0
+endif