diff --git a/openwrt_patches-21.02/401-mt7986-iwconfig.patch b/openwrt_patches-21.02/401-mt7986-iwconfig.patch
new file mode 100644
index 0000000..55077c9
--- /dev/null
+++ b/openwrt_patches-21.02/401-mt7986-iwconfig.patch
@@ -0,0 +1,51 @@
+diff --git a/package/network/utils/wireless-tools/patches/006-fix-iwconfig-rate-print-format.patch b/package/network/utils/wireless-tools/patches/006-fix-iwconfig-rate-print-format.patch
+new file mode 100644
+index 0000000..62057bf
+--- a/package/network/utils/wireless-tools/patches/006-fix-iwconfig-rate-print-format.patch
++++ b/package/network/utils/wireless-tools/patches/006-fix-iwconfig-rate-print-format.patch
+@@ -0,0 +1,45 @@
++Index: wireless_tools.29/iwlib.c
++===================================================================
++--- wireless_tools.29.orig/iwlib.c	2007-06-30 07:43:31.000000000 +0800
+++++ wireless_tools.29/iwlib.c	2020-09-25 15:35:01.105434143 +0800
++@@ -1129,7 +1129,7 @@ iw_channel_to_freq(int				channel,
++ void
++ iw_print_bitrate(char *	buffer,
++		 int	buflen,
++-		 int	bitrate)
+++		 unsigned long long	bitrate)
++ {
++   double	rate = bitrate;
++   char		scale;
++--- wireless_tools.29.orig/iwlib.h
+++++ wireless_tools.29.orig/iwlib.h
++@@ -346,7 +346,7 @@ int
++ void
++ 	iw_print_bitrate(char *	buffer,
++ 			 int	buflen,
++-			 int	bitrate);
+++			 unsigned long long	bitrate);
++ /* ---------------------- POWER SUBROUTINES ----------------------- */
++ int
++ 	iw_dbm2mwatt(int	in);
++--- wireless_tools.29.orig/wireless.21.h
+++++ wireless_tools.29.orig/wireless.21.h
++@@ -669,7 +669,7 @@
++  */
++ struct	iw_param
++ {
++-  __s32		value;		/* The value of the parameter itself */
+++  __u64		value;		/* The value of the parameter itself */
++   __u8		fixed;		/* Hardware should not use auto select */
++   __u8		disabled;	/* Disable the feature */
++   __u16		flags;		/* Various specifc flags (if any) */
++@@ -1005,7 +1005,7 @@ struct	iw_range
++ 
++ 	/* Rates */
++ 	__u8		num_bitrates;	/* Number of entries in the list */
++-	__s32		bitrate[IW_MAX_BITRATES];	/* list, in bps */
+++	__u64		bitrate[IW_MAX_BITRATES];	/* list, in bps */
++ 
++ 	/* RTS threshold */
++ 	__s32		min_rts;	/* Minimal RTS threshold */
++