diff --git a/zstackbuild/pypi_source/requirements.txt b/zstackbuild/pypi_source/requirements.txt
index fb686993ac..e7468f7753 100644
--- a/zstackbuild/pypi_source/requirements.txt
+++ b/zstackbuild/pypi_source/requirements.txt
@@ -26,7 +26,7 @@ Routes==2.1
 simplejson==3.7.3
 six==1.9.0
 termcolor==1.1.0
-urllib3==1.10.4
+urllib3==1.24.2
 virtualenv==12.1.1
 websockify==0.6.1
 Werkzeug==0.10.4