diff --git a/service_1/requirements.txt b/service_1/requirements.txt
index b528113..b476dcf 100644
--- a/service_1/requirements.txt
+++ b/service_1/requirements.txt
@@ -18,7 +18,7 @@ pyparsing==2.4.7
 pytest==5.4.1
 requests==2.23.0
 six==1.14.0
-urllib3==1.25.9
+urllib3==1.26.5
 wcwidth==0.1.9
 Werkzeug==1.0.1
 zipp==3.1.0