diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index d21f87e25ae1..548b772eccfe 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -85,15 +85,31 @@ static int rtw89_fw_hdr_parser(struct rtw89_dev *rtwdev, const u8 *fw, u32 len,
 {
 	struct rtw89_fw_hdr_section_info *section_info;
 	const u8 *fw_end = fw + len;
+	const u8 *fwdynhdr;
 	const u8 *bin;
+	u32 base_hdr_len;
 	u32 i;
 
 	if (!info)
 		return -EINVAL;
 
 	info->section_num = GET_FW_HDR_SEC_NUM(fw);
-	info->hdr_len = RTW89_FW_HDR_SIZE +
-			info->section_num * RTW89_FW_SECTION_HDR_SIZE;
+	base_hdr_len = RTW89_FW_HDR_SIZE +
+		       info->section_num * RTW89_FW_SECTION_HDR_SIZE;
+	info->dynamic_hdr_en = GET_FW_HDR_DYN_HDR(fw);
+
+	if (info->dynamic_hdr_en) {
+		info->hdr_len = GET_FW_HDR_LEN(fw);
+		info->dynamic_hdr_len = info->hdr_len - base_hdr_len;
+		fwdynhdr = fw + base_hdr_len;
+		if (GET_FW_DYNHDR_LEN(fwdynhdr) != info->dynamic_hdr_len) {
+			rtw89_err(rtwdev, "[ERR]invalid fw dynamic header len\n");
+			return -EINVAL;
+		}
+	} else {
+		info->hdr_len = base_hdr_len;
+		info->dynamic_hdr_len = 0;
+	}
 
 	bin = fw + info->hdr_len;
 
@@ -534,7 +550,7 @@ int rtw89_fw_download(struct rtw89_dev *rtwdev, enum rtw89_fw_type type)
 		goto fwdl_err;
 	}
 
-	ret = rtw89_fw_download_hdr(rtwdev, fw, info.hdr_len);
+	ret = rtw89_fw_download_hdr(rtwdev, fw, info.hdr_len - info.dynamic_hdr_len);
 	if (ret) {
 		ret = -EBUSY;
 		goto fwdl_err;
diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h
index 6ef392ef9c6f..8563efa5f641 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.h
+++ b/drivers/net/wireless/realtek/rtw89/fw.h
@@ -176,6 +176,8 @@ struct rtw89_fw_hdr_section_info {
 struct rtw89_fw_bin_info {
 	u8 section_num;
 	u32 hdr_len;
+	bool dynamic_hdr_en;
+	u32 dynamic_hdr_len;
 	struct rtw89_fw_hdr_section_info section_info[FWDL_SECTION_MAX_NUM];
 };
 
@@ -495,6 +497,8 @@ static inline void RTW89_SET_EDCA_PARAM(void *cmd, u32 val)
 	le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(23, 16))
 #define GET_FW_HDR_SUBINDEX(fwhdr)	\
 	le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(31, 24))
+#define GET_FW_HDR_LEN(fwhdr)	\
+	le32_get_bits(*((const __le32 *)(fwhdr) + 3), GENMASK(23, 16))
 #define GET_FW_HDR_MONTH(fwhdr)		\
 	le32_get_bits(*((const __le32 *)(fwhdr) + 4), GENMASK(7, 0))
 #define GET_FW_HDR_DATE(fwhdr)		\
@@ -507,8 +511,16 @@ static inline void RTW89_SET_EDCA_PARAM(void *cmd, u32 val)
 	le32_get_bits(*((const __le32 *)(fwhdr) + 5), GENMASK(31, 0))
 #define GET_FW_HDR_SEC_NUM(fwhdr)	\
 	le32_get_bits(*((const __le32 *)(fwhdr) + 6), GENMASK(15, 8))
+#define GET_FW_HDR_DYN_HDR(fwhdr)	\
+	le32_get_bits(*((const __le32 *)(fwhdr) + 7), BIT(16))
 #define GET_FW_HDR_CMD_VERSERION(fwhdr)	\
 	le32_get_bits(*((const __le32 *)(fwhdr) + 7), GENMASK(31, 24))
+
+#define GET_FW_DYNHDR_LEN(fwdynhdr)	\
+	le32_get_bits(*((const __le32 *)(fwdynhdr)), GENMASK(31, 0))
+#define GET_FW_DYNHDR_COUNT(fwdynhdr)	\
+	le32_get_bits(*((const __le32 *)(fwdynhdr) + 1), GENMASK(31, 0))
+
 static inline void SET_FW_HDR_PART_SIZE(void *fwhdr, u32 val)
 {
 	le32p_replace_bits((__le32 *)fwhdr + 7, val, GENMASK(15, 0));