diff --git a/fire/parser_fuzz_test.py b/fire/parser_fuzz_test.py
index bb8543e8..0c06a351 100644
--- a/fire/parser_fuzz_test.py
+++ b/fire/parser_fuzz_test.py
@@ -67,8 +67,8 @@ def testDefaultParseValueFuzz(self, value):
raise
try:
- uvalue = unicode(value)
- uresult = unicode(result)
+ uvalue = six.u(value)
+ uresult = six.u(result)
except UnicodeDecodeError:
# This is not what we're testing.
return