diff --git a/OpenSSL/test/test_ssl.py b/OpenSSL/test/test_ssl.py
index f3a3a7c..1560802 100644
--- a/OpenSSL/test/test_ssl.py
+++ b/OpenSSL/test/test_ssl.py
@@ -99,7 +99,7 @@
 """
 
 
-skip_if_py3 = pytest.mark.skipif(not PY3, reason="Python 2 only")
+skip_if_py3 = pytest.mark.skipif(PY3, reason="Python 2 only")
 
 
 def join_bytes_or_unicode(prefix, suffix):