diff --git a/setup.py b/setup.py
index 338eb2e..d847d91 100644
--- a/setup.py
+++ b/setup.py
@@ -27,6 +27,7 @@ _wiringpi2 = Extension(
         'WiringPi/wiringPi/wiringShift.c',
 		'wiringpi_wrap.c'
     ],
+    include_dirs=["WiringPi/wiringPi"],
 )
 
 setup(