diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 03c0aaa9141c..fd8c8c6d53d6 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -7034,10 +7034,8 @@ exit:
 	rtl8xxxu_write16(priv, REG_RXFLTMAP2, 0xffff);
 	rtl8xxxu_write16(priv, REG_RXFLTMAP0, 0xffff);
 
-	if (priv->rtl_chip == RTL8188E)
-		rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, 0x6955341e);
-	else
-		rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, 0x6954341e);
+	rtl8xxxu_write32_mask(priv, REG_OFDM0_XA_AGC_CORE1,
+			      OFDM0_X_AGC_CORE1_IGI_MASK, 0x1e);
 
 	return ret;