diff --git a/ea_v2f/requirements.txt b/ea_v2f/requirements.txt
index 41b10ce..4cc1e3b 100644
--- a/ea_v2f/requirements.txt
+++ b/ea_v2f/requirements.txt
@@ -2,6 +2,6 @@ pandas==0.25.3
 Flask_Caching==1.8.0
 sklearn_crfsuite==0.3.6
 jieba==0.39
-Flask==1.1.1
+Flask==2.3.2
 pyltp==0.2.1
 scikit_learn==0.22.2.post1