diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 961ef0626680..ed6ac39cd49d 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -27,6 +27,7 @@
 
 #define HTT_RX_RING_SIZE HTT_RX_RING_SIZE_MAX
 #define HTT_RX_RING_FILL_LEVEL (((HTT_RX_RING_SIZE) / 2) - 1)
+#define HTT_RX_RING_FILL_LEVEL_DUAL_MAC (HTT_RX_RING_SIZE - 1)
 
 /* when under memory pressure rx ring refill may fail and needs a retry */
 #define HTT_RX_RING_REFILL_RETRY_MS 50
@@ -471,7 +472,15 @@ int ath10k_htt_rx_alloc(struct ath10k_htt *htt)
 	 */
 	htt->rx_ring.size = HTT_RX_RING_SIZE;
 	htt->rx_ring.size_mask = htt->rx_ring.size - 1;
-	htt->rx_ring.fill_level = HTT_RX_RING_FILL_LEVEL;
+
+	switch (ar->hw_rev) {
+	case ATH10K_HW_WCN3990:
+		htt->rx_ring.fill_level = HTT_RX_RING_FILL_LEVEL_DUAL_MAC;
+		break;
+	default:
+		htt->rx_ring.fill_level = HTT_RX_RING_FILL_LEVEL;
+		break;
+	}
 
 	if (!is_power_of_2(htt->rx_ring.size)) {
 		ath10k_warn(ar, "htt rx ring size is not power of 2\n");