diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
index 484d08fe80cd45c42793d287e09677d0acce95c1..ad280cfae694323bb9cebe223295d17a01120490 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
@@ -8530,7 +8530,7 @@ static struct rtl8xxxu_fileops rtl8192eu_fops = {
 	.writeN_block_size = 128,
 	.mbox_ext_reg = REG_HMBOX_EXT0_8723B,
 	.mbox_ext_width = 4,
-	.tx_desc_size = sizeof(struct rtl8xxxu_txdesc32),
+	.tx_desc_size = sizeof(struct rtl8xxxu_txdesc40),
 	.has_s0s1 = 1,
 	.adda_1t_init = 0x0fc01616,
 	.adda_1t_path_on = 0x0fc01616,