diff --git a/M33 Manager/Makefile b/M33 Manager/Makefile
index 48b35e0..1f2e077 100755
--- a/M33 Manager/Makefile	
+++ b/M33 Manager/Makefile	
@@ -1,7 +1,7 @@
 # Target platform options: WINDOWS32, WINDOWS64, MACOS, LINUX32, LINUX64
 NAME = "M33 Manager"
 VERSION = 0.16
-TARGET_PLATFORM = LINUX64
+TARGET_PLATFORM = MACOS
 USE_GUI = TRUE
 IME_ROM_VERSION_STRING = 1900000125
 M3D_ROM_VERSION_STRING = 2016040401
@@ -54,12 +54,12 @@ ifeq ($(TARGET_PLATFORM), MACOS)
 	EXECUTABLE = "$(PROGRAM_NAME)"
 	CC = "clang++"
 	CCP = "clang++"
-	CFLAGS += -framework IOKit -framework CoreFoundation -stdlib=libc++ -arch i386 -arch x86_64
+	CFLAGS += -framework IOKit -framework CoreFoundation -stdlib=libc++
 	CFLAGS_GENERIC += -stdlib=libc++
 	ARCHIVE = "$(PROGRAM_NAME) macOS.dmg"
 	ifeq ($(USE_GUI), TRUE)
 		SRCS += gui.cpp
-		LIBS += -D USE_GUI `wx-config --prefix=/usr --cxxflags --libs --static`
+		LIBS += -D USE_GUI `wx-config --cxxflags --libs`
 	endif
 	STRIP = "strip"
 endif
diff --git a/M33 Manager/printer.cpp b/M33 Manager/printer.cpp
index c50f7b1..3067d58 100755
--- a/M33 Manager/printer.cpp	
+++ b/M33 Manager/printer.cpp	
@@ -2788,7 +2788,7 @@ void Printer::updateAvailableSerialPorts() {
 			if(classesToMatch) {
 			
 				// Set dictionary to match modem devices
-				CFDictionarySetValue(classesToMatch, CFSTR(kIOSerialBSDTypeKey), CFSTR(kIOSerialBSDModemType));
+				CFDictionarySetValue(classesToMatch, CFSTR(kIOSerialBSDTypeKey), CFSTR(kIOSerialBSDAllTypes));
 				
 				// Check if getting list of devices was successful
 				io_iterator_t serialPortIterator;