diff --git a/tools/i2cget.c b/tools/i2cget.c
index 38bd44a..15ea57c 100644
--- a/tools/i2cget.c
+++ b/tools/i2cget.c
@@ -41,9 +41,10 @@ static void help(void) __attribute__ ((noreturn));
 static void help(void)
 {
 	fprintf(stderr,
-		"Usage: i2cget [-f] [-y] [-a] I2CBUS CHIP-ADDRESS [DATA-ADDRESS [MODE [LENGTH]]]\n"
+		"Usage: i2cget [-f] [-y] [-a] [-t] I2CBUS CHIP-ADDRESS [DATA-ADDRESS [MODE [LENGTH]]]\n"
 		"  I2CBUS is an integer or an I2C bus name\n"
-		"  ADDRESS is an integer (0x08 - 0x77, or 0x00 - 0x7f if -a is given)\n"
+		"  ADDRESS is an integer (0x08 - 0x77, or 0x00 - 0x3ff if slave is 10bit)\n"
+		"  If you want to transfer with 10bit slave add the parameter -t\n"
 		"  MODE is one of:\n"
 		"    b (read byte data, default)\n"
 		"    w (read word data)\n"
@@ -183,6 +184,7 @@ int main(int argc, char *argv[])
 	int flags = 0;
 	int force = 0, yes = 0, version = 0, all_addrs = 0;
 	int length;
+	int use_10bit_mode = 0;
 	unsigned char block_data[I2C_SMBUS_BLOCK_MAX];

 	/* handle (optional) flags first */
@@ -192,6 +194,7 @@ int main(int argc, char *argv[])
 		case 'f': force = 1; break;
 		case 'y': yes = 1; break;
 		case 'a': all_addrs = 1; break;
+		case 't': use_10bit_mode = 1; break;
 		default:
 			fprintf(stderr, "Error: Unsupported option "
 				"\"%s\"!\n", argv[1+flags]);
@@ -260,8 +263,9 @@ int main(int argc, char *argv[])
 	} else {
 		length = I2C_SMBUS_BLOCK_MAX;
 	}
-
 	file = open_i2c_dev(i2cbus, filename, sizeof(filename), 0);
+	if (use_10bit_mode == 1)
+		ioctl(file, I2C_TENBIT, 1);
 	if (file < 0
 	 || check_funcs(file, size, daddress, pec)
 	 || set_slave_addr(file, address, force))
diff --git a/tools/i2cset.c b/tools/i2cset.c
index 4a3f597..432642e 100644
--- a/tools/i2cset.c
+++ b/tools/i2cset.c
@@ -38,9 +38,10 @@ static void help(void) __attribute__ ((noreturn));
 static void help(void)
 {
 	fprintf(stderr,
-		"Usage: i2cset [-f] [-y] [-m MASK] [-r] [-a] I2CBUS CHIP-ADDRESS DATA-ADDRESS [VALUE] ... [MODE]\n"
+		"Usage: i2cset [-f] [-y] [-m MASK] [-r] [-a] [-t] I2CBUS CHIP-ADDRESS DATA-ADDRESS [VALUE] ... [MODE]\n"
 		"  I2CBUS is an integer or an I2C bus name\n"
-		"  ADDRESS is an integer (0x08 - 0x77, or 0x00 - 0x7f if -a is given)\n"
+		"  ADDRESS is an integer (0x08 - 0x77,0x00 - 0x3ff if slave is 10bit)\n"
+		"  If you want to transfer with 10bit slave add the parameter -t\n"
 		"  MODE is one of:\n"
 		"    c (byte, no value)\n"
 		"    b (byte data, default)\n"
@@ -164,6 +165,7 @@ int main(int argc, char *argv[])
 	int pec = 0;
 	int flags = 0;
 	int force = 0, yes = 0, version = 0, readback = 0, all_addrs = 0;
+	int use_10bit_mode = 0;
 	unsigned char block[I2C_SMBUS_BLOCK_MAX];
 	int len;

@@ -173,6 +175,7 @@ int main(int argc, char *argv[])
 		case 'V': version = 1; break;
 		case 'f': force = 1; break;
 		case 'y': yes = 1; break;
+		case 't': use_10bit_mode = 1; break;
 		case 'm':
 			if (2+flags < argc)
 				maskp = argv[2+flags];
@@ -316,6 +319,8 @@ int main(int argc, char *argv[])
 	}

 	file = open_i2c_dev(i2cbus, filename, sizeof(filename), 0);
+	if (use_10bit_mode == 1)
+		ioctl(file, I2C_TENBIT, 1);
 	if (file < 0
 	 || check_funcs(file, size, pec)
 	 || set_slave_addr(file, address, force))