diff --git a/setup.py b/setup.py
index 491e310..64552fc 100644
--- a/setup.py
+++ b/setup.py
@@ -65,7 +65,8 @@ def march_native():
             "cpp/include",
         ],
         language='c++',
-        extra_compile_args=["-O3", "-std=c++11"] + openmp() + march_native()
+        extra_compile_args=["-O3", "-std=c++11"] + openmp() + march_native(),
+        extra_link_args=openmp()
 )
 
 def is_platform_mac():