diff --git a/conformance/failure_list_python.txt b/conformance/failure_list_python.txt
index 84635670a2..0498519927 100644
--- a/conformance/failure_list_python.txt
+++ b/conformance/failure_list_python.txt
@@ -1,14 +1,18 @@
 Recommended.JsonInput.DoubleFieldInfinityNotQuoted
 Recommended.JsonInput.DoubleFieldNanNotQuoted
 Recommended.JsonInput.DoubleFieldNegativeInfinityNotQuoted
+Recommended.JsonInput.FieldNameWithDoubleUnderscores.JsonOutput
+Recommended.JsonInput.FieldNameWithDoubleUnderscores.ProtobufOutput
+Recommended.JsonInput.FieldNameWithDoubleUnderscores.Validator
 Recommended.JsonInput.FloatFieldInfinityNotQuoted
 Recommended.JsonInput.FloatFieldNanNotQuoted
 Recommended.JsonInput.FloatFieldNegativeInfinityNotQuoted
-Recommended.JsonInput.OneofZeroMessage.JsonOutput
-Recommended.JsonInput.OneofZeroMessage.ProtobufOutput
 Required.JsonInput.BytesFieldInvalidBase64Characters
 Required.JsonInput.DoubleFieldTooSmall
 Required.JsonInput.EnumFieldUnknownValue.Validator
+Required.JsonInput.FieldNameInLowerCamelCase.Validator
+Required.JsonInput.FieldNameInSnakeCase.JsonOutput
+Required.JsonInput.FieldNameInSnakeCase.ProtobufOutput
 Required.JsonInput.FloatFieldTooLarge
 Required.JsonInput.FloatFieldTooSmall
 Required.JsonInput.RepeatedFieldWrongElementTypeExpectingIntegersGotBool
diff --git a/conformance/failure_list_python_cpp.txt b/conformance/failure_list_python_cpp.txt
index d77e2afbd2..f3958f5ff7 100644
--- a/conformance/failure_list_python_cpp.txt
+++ b/conformance/failure_list_python_cpp.txt
@@ -10,14 +10,18 @@
 Recommended.JsonInput.DoubleFieldInfinityNotQuoted
 Recommended.JsonInput.DoubleFieldNanNotQuoted
 Recommended.JsonInput.DoubleFieldNegativeInfinityNotQuoted
+Recommended.JsonInput.FieldNameWithDoubleUnderscores.JsonOutput
+Recommended.JsonInput.FieldNameWithDoubleUnderscores.ProtobufOutput
+Recommended.JsonInput.FieldNameWithDoubleUnderscores.Validator
 Recommended.JsonInput.FloatFieldInfinityNotQuoted
 Recommended.JsonInput.FloatFieldNanNotQuoted
 Recommended.JsonInput.FloatFieldNegativeInfinityNotQuoted
-Recommended.JsonInput.OneofZeroMessage.JsonOutput
-Recommended.JsonInput.OneofZeroMessage.ProtobufOutput
 Required.JsonInput.BytesFieldInvalidBase64Characters
 Required.JsonInput.DoubleFieldTooSmall
 Required.JsonInput.EnumFieldUnknownValue.Validator
+Required.JsonInput.FieldNameInLowerCamelCase.Validator
+Required.JsonInput.FieldNameInSnakeCase.JsonOutput
+Required.JsonInput.FieldNameInSnakeCase.ProtobufOutput
 Required.JsonInput.FloatFieldTooLarge
 Required.JsonInput.FloatFieldTooSmall
 Required.JsonInput.RepeatedFieldWrongElementTypeExpectingIntegersGotBool
diff --git a/python/google/protobuf/internal/testing_refleaks.py b/python/google/protobuf/internal/testing_refleaks.py
index b278790199..51a9af9eb7 100644
--- a/python/google/protobuf/internal/testing_refleaks.py
+++ b/python/google/protobuf/internal/testing_refleaks.py
@@ -89,7 +89,7 @@ class ReferenceLeakCheckerTestCase(unittest.TestCase):
       super(ReferenceLeakCheckerTestCase, self).run(result=local_result)
       newrefcount = self._getRefcounts()
       refcount_deltas.append(newrefcount - oldrefcount)
-    print refcount_deltas, self
+    print(refcount_deltas, self)
 
     try:
       self.assertEqual(refcount_deltas, [0] * self.NB_RUNS)