diff --git a/Makefile b/Makefile
index 501f1d2..36ce5ea 100644
--- a/Makefile
+++ b/Makefile
@@ -8,23 +8,32 @@ SOURCE += yk_usb_device.cpp
 SOURCE += help/ykush_help.cpp
 SOURCE += utils/command_parser.cpp
 SOURCE += utils/string2val.cpp
-SOURCE += usbhid/usbhid.cpp
 
+# detect macOS/Darwin
+UNAME_S := $(shell uname -s)
+ifeq ($(UNAME_S),Darwin)
+	# build for macOS using hidapi
+	INCLUDEPATHS = $(shell pkg-config hidapi --cflags)
+	LIBS = -lhidapi
+else
+	# build for Linux using libusb
+	DEFINES += _LINUX_
+	DEFINES += _LIBUSB_
+	SOURCE += usbhid/usbhid.cpp
+	INCLUDEPATHS = $(shell pkg-config libusb-1.0 --cflags)
+	LIBS = -lusb-1.0
+endif
 
 SOURCE_FULL = $(addprefix src/, $(SOURCE))
 PROG_SOURCE_FULL = $(addprefix src/, $(PROG_SOURCE))
 OBJS = $(SOURCE_FULL:.cpp=.o)
 PROG_OBJ = $(PROG_SOURCE_FULL:.cpp=.o)
 
-DEFINES += _LINUX_
-DEFINES += _LIBUSB_
-
 COMPILE_FLAGS += $(addprefix -D, $(DEFINES))
 
 CUR_PATH = $(shell echo $(PWD))
-INCLUDEPATHS = $(addprefix -I$(CUR_PATH)/, $(dir $(SOURCE_FULL)) libusb )
+INCLUDEPATHS += $(addprefix -I$(CUR_PATH)/, $(dir $(SOURCE_FULL)) libusb )
 LOADPATHS = 
-LIBS = -lusb-1.0
 CPP = g++
  
 
diff --git a/README.md b/README.md
index a0389f2..f35a4a5 100644
--- a/README.md
+++ b/README.md
@@ -11,8 +11,8 @@ Console application developed to illustrate the programmatic control of YKUSH fa
 It executes one command per run, being appropriate to be executed as a console command.
 But it can be easily adapted to execute a work-flow with multiple commands and we encourage you to alter it to best fit your needs.
 
-The implementation makes use of libusb for Linux builds and hidapi for Windows.
-For Linux we include a build and installation script, `build.sh` and `install.sh` respectively, for building and installing the application. 
+The implementation makes use of libusb for Linux builds and hidapi for macOS and Windows.
+For Linux and macOS we include a build and installation script, `build.sh` and `install.sh` respectively, for building and installing the application. 
 
 
 Boards Supported
@@ -32,7 +32,7 @@ Refer to [LICENSE](LICENSE.md) file.
 Building
 ========
 
-The steps for building on Linux and Windows are detailed bellow.
+The steps for building on Linux, macOS and Windows are detailed bellow.
 
 
 Linux
@@ -55,6 +55,27 @@ sudo ./install.sh
 After install, the `ykushcmd` command is ready for use.
 
 
+macOS
+-----
+
+For macOS `hidapi` must be installed. It can be installed with brew with
+```
+brew install hidapi
+```
+
+With these dependencies installed, build the application the running the following script.
+```
+./build.sh
+```
+
+After a successful build process you can install the ykush command in the system. To do so, run:
+```
+sudo ./install.sh
+```
+
+After install, the `ykushcmd` command is ready for use.
+
+
 
 Windows
 -------
diff --git a/src/yk_usb_device.cpp b/src/yk_usb_device.cpp
index a3f5595..4a4350f 100644
--- a/src/yk_usb_device.cpp
+++ b/src/yk_usb_device.cpp
@@ -26,6 +26,8 @@ limitations under the License.
 #include <iostream>
 #include <string>
 #include <stdlib.h>
+#include <stdio.h>
+#include <wchar.h>
 
 #ifdef _LIBUSB_
 // Uses libusb directly
@@ -77,6 +79,7 @@ int UsbDevice::listConnected()
 UsbDevice::UsbDevice(unsigned int vendor_id, unsigned int product_id) {
 	pid = product_id;
 	vid = vendor_id;
+    usb_serial = NULL;
 }
 
 
@@ -152,12 +155,8 @@ int UsbDevice::sendHidReport(char *serial, unsigned char *msg, unsigned char *re
 	
 	if (serial) {
 			// Convert to a wchar_t*
-			size_t origsize = strlen(serial) + 1;
-			size_t convertedChars = 0;
-
-			mbstowcs_s(&convertedChars, cserial, origsize, serial, _TRUNCATE);
-
-		}
+        swprintf(cserial, newsize, L"%s", serial);
+    }
 
 	// Open the USB device 
 	handle = hid_open(vid, pid, serial ? cserial : NULL);
diff --git a/src/yk_usb_device.h b/src/yk_usb_device.h
index 4dc7440..4a3c98f 100644
--- a/src/yk_usb_device.h
+++ b/src/yk_usb_device.h
@@ -63,7 +63,7 @@ class UsbDevice {
 
 		unsigned char hid_report_out[64];
 		unsigned char hid_report_in[64];
-		char *usb_serial = NULL;
+		char *usb_serial;
 
 };
 
diff --git a/src/ykushxs/ykushxs.cpp b/src/ykushxs/ykushxs.cpp
index 1b088d9..de93223 100644
--- a/src/ykushxs/ykushxs.cpp
+++ b/src/ykushxs/ykushxs.cpp
@@ -104,10 +104,8 @@ int ykushxs_cmd_parser(int argc, char** argv)
 	default:
 		ykushxs.ykushxs_help(argv[0]); 
 		return -1;
-		break;
-
 	}
-
+    return 0;
 }