diff --git a/vncsdk-1.7.0/tools/vnccloudaddresstool/requirements.txt b/vncsdk-1.7.0/tools/vnccloudaddresstool/requirements.txt
index cf06ad4..c8625cc 100644
--- a/vncsdk-1.7.0/tools/vnccloudaddresstool/requirements.txt
+++ b/vncsdk-1.7.0/tools/vnccloudaddresstool/requirements.txt
@@ -8,5 +8,5 @@ itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0
 requests==2.18.4
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.14.1