diff --git a/port/libusb/Makefile b/port/libusb/Makefile
index 986fe976e..d62b7a7a6 100644
--- a/port/libusb/Makefile
+++ b/port/libusb/Makefile
@@ -30,8 +30,8 @@ LDFLAGS += $(shell pkg-config libusb-1.0 --libs)
 endif
 
 # use pkg-config for portaudio
-# CFLAGS  += $(shell pkg-config portaudio-2.0 --cflags) -DHAVE_PORTAUDIO
-# LDFLAGS += $(shell pkg-config portaudio-2.0 --libs)
+CFLAGS  += $(shell pkg-config portaudio-2.0 --cflags) -DHAVE_PORTAUDIO
+LDFLAGS += $(shell pkg-config portaudio-2.0 --libs)
 # hard coded flags for portaudio in /usr/local/lib
 # CFLAGS  += -I/usr/local/include -DHAVE_PORTAUDIO
 # LDFLAGS += -L/sw/lib -lportaudio -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox -Wl,-framework,AudioUnit -Wl,-framework,Carbon