diff --git a/setup.py b/setup.py
index 14db3176..5124a18f 100644
--- a/setup.py
+++ b/setup.py
@@ -141,5 +141,5 @@ def build_extension(self, ext):
 				(emitter_boundary_dest, [s for s in emitter_boundary if os.path.isfile(s)]),
 				(fonts_dest, [f for f in fonts if os.path.isfile(f)])],
     zip_safe=False,
-    install_requires=['numpy']
-)
\ No newline at end of file
+    install_requires=['numpy' , 'cmake']
+)