diff --git a/setup.py b/setup.py
index 85fb3e19..7edd7066 100644
--- a/setup.py
+++ b/setup.py
@@ -44,16 +44,16 @@ ext_mods = [Extension(name='GPy.kern._src.stationary_cython',
                       extra_link_args = link_args),
             Extension(name='GPy.util.choleskies_cython',
                       sources=['GPy/util/choleskies_cython.c'],
-                      include_dirs=[np.get_include()],
+                      include_dirs=[np.get_include(),'.'],
                       extra_link_args = link_args,
                       extra_compile_args=compile_flags),
             Extension(name='GPy.util.linalg_cython',
                       sources=['GPy/util/linalg_cython.c'],
-                      include_dirs=[np.get_include()],
+                      include_dirs=[np.get_include(),'.'],
                       extra_compile_args=compile_flags),
             Extension(name='GPy.kern._src.coregionalize_cython',
                       sources=['GPy/kern/_src/coregionalize_cython.c'],
-                      include_dirs=[np.get_include()],
+                      include_dirs=[np.get_include(),'.'],
                       extra_compile_args=compile_flags)]
 
 setup(name = 'GPy',