diff --git a/minlp-tokenizer/minlptokenizer/tokenizer.py b/minlp-tokenizer/minlptokenizer/tokenizer.py
index 63bced23..1052bf02 100644
--- a/minlp-tokenizer/minlptokenizer/tokenizer.py
+++ b/minlp-tokenizer/minlptokenizer/tokenizer.py
@@ -125,7 +125,7 @@ def tag2words(self, text, y_pred_result):
                 word = ''
         if word:
             words.append(word)
-        return regex.split(r'\s+', ' '.join(words))
+        return words
 
     def set_interfere_factor(self, interfere_factor):
         """
diff --git a/minlp-tokenizer/requirements.txt b/minlp-tokenizer/requirements.txt
index 06bb0e78..142f16be 100644
--- a/minlp-tokenizer/requirements.txt
+++ b/minlp-tokenizer/requirements.txt
@@ -1,3 +1,3 @@
-tensorflow>=1.15,<2
+tensorflow>=1.14
 pyahocorasick
 regex
diff --git a/minlp-tokenizer/setup.py b/minlp-tokenizer/setup.py
index be7c2ba6..9724b009 100644
--- a/minlp-tokenizer/setup.py
+++ b/minlp-tokenizer/setup.py
@@ -32,7 +32,7 @@
 
 setup(
     name='minlp-tokenizer',
-    version='3.2.3',
+    version='3.2.4',
     description='MiNLP-Tokenizer中文分词工具',
     author='Yuankai Guo, Liang Shi, Yupeng Chen',
     author_email='guoyuankai@xiaomi.com, shiliang1@xiaomi.com',