diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt

index a2d04f4..20143dd 100644

--- a/lib/CMakeLists.txt

+++ b/lib/CMakeLists.txt

@@ -35,8 +35,6 @@ list(APPEND fcdproplus_sources

 if(APPLE)

   list(APPEND fcdproplus_sources ${CMAKE_CURRENT_SOURCE_DIR}/hid/hidmac.c)

-else()

-  list(APPEND fcdproplus_sources ${CMAKE_CURRENT_SOURCE_DIR}/hid/hid.c)

 endif()

 if(APPLE)

@@ -45,7 +43,8 @@ if(APPLE)

   FIND_LIBRARY(COREFOUNDATION_LIBRARY CoreFoundation)

   list(APPEND fcdproplus_libs ${COREFOUNDATION_LIBRARY})

 else()

-  list(APPEND fcdproplus_libs ${LIBUSB_LIBRARIES} )

+  FIND_LIBRARY(HIDAPI_LIBRARY hidapi-libusb)

+  list(APPEND fcdproplus_libs ${LIBUSB_LIBRARIES} ${HIDAPI_LIBRARY} )

 endif()

 add_library(gnuradio-fcdproplus SHARED ${fcdproplus_sources})

diff --git a/lib/fcdproplus_impl.h b/lib/fcdproplus_impl.h

index 1644ce7..fba4af7 100644

--- a/lib/fcdproplus_impl.h

+++ b/lib/fcdproplus_impl.h

@@ -23,7 +23,7 @@

 #include <fcdproplus/fcdproplus.h>

 #include <gnuradio/audio/source.h>

-#include "hidapi.h"

+#include <hidapi/hidapi.h>

 namespace gr {

   namespace fcdproplus {