diff --git a/requirements.txt b/requirements.txt
index a33f94b..3d0e035 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,5 +10,5 @@ line-bot-sdk==1.8.0
 MarkupSafe==1.1.1
 requests==2.22.0
 sqlite3==0.0.0
-urllib3==1.25.7
+urllib3==1.25.8
 Werkzeug==0.16.0