diff --git a/pyqint/integrals.h b/pyqint/integrals.h
index d29be64..7540d51 100644
--- a/pyqint/integrals.h
+++ b/pyqint/integrals.h
@@ -27,10 +27,6 @@
 #include <vector>
 #include <array>
 
-#if defined(__GNUG__) || defined(_MSC_VER)
-#include <omp.h>
-#endif
-
 #include "gamma.h"
 #include "cgf.h"
 #include "factorials.h"
diff --git a/setup.py b/setup.py
index 53100f1..e82312f 100644
--- a/setup.py
+++ b/setup.py
@@ -75,12 +75,15 @@ def find_windows_versions():
         os.environ['PATH'] = ";".join(newpaths)
 
 # specify compilation instructions for other platforms
-if os.name == 'posix':
+if os.name == 'posix' and sys.platform != 'darwin':
     extra_compile_args = ["-Wno-date-time", "-fopenmp", "-fPIC"]
     extra_link_args = ["-fopenmp"]
-else:
+elif os.name == 'nt':
     extra_compile_args = ["/openmp"]
     extra_link_args = []
+elif sys.platform == 'darwin':
+    extra_compile_args = ["-Wno-date-time", "-fPIC", "-std=c++14"]
+    extra_link_args = []
 
 ext_modules = [
     Extension(