diff --git a/libmc/__init__.py b/libmc/__init__.py
index 4541bc24..7af38169 100644
--- a/libmc/__init__.py
+++ b/libmc/__init__.py
@@ -33,8 +33,8 @@
     __file__ as _libmc_so_file
 )
 
-__VERSION__ = "1.4.11"
-__version__ = "1.4.11"
+__VERSION__ = "1.4.12"
+__version__ = "1.4.12"
 __author__ = "mckelvin"
 __email__ = "mckelvin@users.noreply.github.com"
 __date__ = "Fri Jun  7 06:16:00 2024 +0800"
diff --git a/libmc/_client.pyx b/libmc/_client.pyx
index 476d61b9..a5f17a7b 100644
--- a/libmc/_client.pyx
+++ b/libmc/_client.pyx
@@ -16,7 +16,6 @@ from cpython cimport (
     PyBytes_AsString as PyString_AsString,
     PyUnicode_AsUTF8String,
 )
-from ctypes import c_long as long
 
 import os
 import sys
@@ -299,9 +298,6 @@ cdef bytes _encode_value(object val, int comp_threshold, flags_t *flags):
         flags[0] = _FLAG_BOOL
         enc_val = b'1' if val else b'0'
     elif type_ is int:
-        flags[0] = _FLAG_INTEGER
-        enc_val = str(val).encode('ascii')
-    elif type_ is long:
         flags[0] = _FLAG_LONG
         enc_val = str(val).encode('ascii')
     elif type_.__module__ == 'numpy':
@@ -346,7 +342,7 @@ cpdef object decode_value(bytes val, flags_t flags):
     elif flags & _FLAG_INTEGER:
         dec_val = int(dec_val.decode('ascii'))
     elif flags & _FLAG_LONG:
-        dec_val = long(dec_val.decode('ascii'))
+        dec_val = int(dec_val.decode('ascii'))
     elif flags & _FLAG_MARSHAL:
         try:
             dec_val = marshal.loads(dec_val)
diff --git a/src/version.go b/src/version.go
index 16369788..e0d081f7 100644
--- a/src/version.go
+++ b/src/version.go
@@ -1,6 +1,6 @@
 package golibmc
 
-const _Version = "1.4.11"
+const _Version = "1.4.12"
 const _Author = "mckelvin"
 const _Email = "mckelvin@users.noreply.github.com"
 const _Date = "Fri Jun  7 06:16:00 2024 +0800"
diff --git a/tests/test_client.py b/tests/test_client.py
index be55b88b..42b96f53 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -1,6 +1,5 @@
 # coding: utf-8
 
-import sys
 import time
 import pytest
 import unittest
@@ -31,13 +30,24 @@ def __eq__(self, other):
 class MiscCase(unittest.TestCase):
 
     def test_encode_value(self):
-        expect = (b'(\x02\x00\x00\x00s\x06\x00\x00\x00doubani\x00\x00\x00\x00',
-                  32)
-        data = (b'douban', 0)
-        # FIXME
-        vi = sys.version_info
-        if vi.major == 2 and vi.micro == 7 and vi.minor < 9:
-            assert encode_value(data, 0) == expect
+        for expect, flag, data in [
+            (
+                b'(\x02\x00\x00\x00s\x06\x00\x00\x00doubani\x00\x00\x00\x00',
+                32,
+                (b'douban', 0)
+            ),
+            (
+                b'1234567890',
+                4,
+                123_456_789_0,
+            ),
+            (
+                b'12345678901234567890',
+                4,
+                123_456_7890_123_456_7890,
+            ),
+        ]:
+            assert encode_value(data, 0) == (expect, flag)
 
     def test_decode_value(self):
         dataset = [
@@ -50,6 +60,7 @@ def test_decode_value(self):
             "scubadiving",
             b'haha',
             ('douban', 0),
+            123_456_789,
         ]
         for d in dataset:
             new_d = decode_value(*encode_value(d, 0))
@@ -57,6 +68,13 @@ def test_decode_value(self):
             if isinstance(d, DiveMaster):
                 assert d is not new_d
 
+        for data, flag, expected in [
+            (b'123', 2, 123),
+            (b'123456789', 2, 123_456_789),
+            (b'12345678901234567890', 4, 123_456_7890_123_456_7890),
+        ]:
+            assert decode_value(data, flag) == expected
+
 
 class SingleServerCase(unittest.TestCase):
     def setUp(self):
@@ -195,7 +213,7 @@ def test_maxiov(self):
 
     def test_get_set_raw(self):
         self.mc.set('foo', 233)
-        assert self.mc.get_raw('foo') == (b'233', 2)
+        assert self.mc.get_raw('foo') == (b'233', 4)
         self.mc.set_raw('foo', b'2335', 0, 2)
         assert self.mc.get('foo') == 2335