diff --git a/setup.py b/setup.py
index 057d7818..25e58539 100644
--- a/setup.py
+++ b/setup.py
@@ -47,7 +47,7 @@ def extract_metaitem(meta):
     platforms=['Any'],
     install_requires=requirements,
     tests_require=requirements_testing,
-    python_requires='!=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, <4',
+    python_requires='!=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4',
     keywords='machine learning, spam filter, support vector machine, spam, svm',
     classifiers=[
         'Intended Audience :: Developers',