diff --git a/service/requirements.txt b/service/requirements.txt
index a9bedd6..b5a0a68 100644
--- a/service/requirements.txt
+++ b/service/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.1
+Flask==2.3.2
 requests==2.22.0
 Jinja2==2.11.3
 requests_oauthlib==1.2.0