diff --git a/Lib/test/test_ssl.py b/Lib/test/test_ssl.py
index 60b417e..c9dc47a 100644
--- a/Lib/test/test_ssl.py
+++ b/Lib/test/test_ssl.py
@@ -306,7 +306,7 @@
         # NOTE: the subject hashing algorithm has been changed between
         # OpenSSL 0.9.8n and 1.0.0, as a result the capath directory must
         # contain both versions of each certificate (same content, different
-        # filename) for this test to be portable accross OpenSSL releases.
+        # filename) for this test to be portable across OpenSSL releases.
         ctx = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
         ctx.verify_mode = ssl.CERT_REQUIRED
         ctx.load_verify_locations(capath=CAPATH)