Fix typo in comment.
diff --git a/Lib/test/test_codeccallbacks.py b/Lib/test/test_codeccallbacks.py
index 9efbaf7..d758910 100644
--- a/Lib/test/test_codeccallbacks.py
+++ b/Lib/test/test_codeccallbacks.py
@@ -51,7 +51,7 @@
def test_uninamereplace(self):
# We're using the names from the unicode database this time,
- # and we're doing "systax highlighting" here, i.e. we include
+ # and we're doing "syntax highlighting" here, i.e. we include
# the replaced text in ANSI escape sequences. For this it is
# useful that the error handler is not called for every single
# unencodable character, but for a complete sequence of