diff --git a/requirements.txt b/requirements.txt
index 2761a78bf..11f73df26 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ certifi >= 14.05.14
 six == 1.8.0
 python_dateutil >= 2.5.3
 setuptools >= 21.0.0
-urllib3 >= 1.15.1
+urllib3 >= 1.19.1
 pyyaml >= 3.12
 oauth2client >= 4.0.0
 
diff --git a/setup.py b/setup.py
index 1537fd2ed..c7b7d9ac5 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@ VERSION = "1.0.0"
 # prerequisite: setuptools
 # http://pypi.python.org/pypi/setuptools
 
-REQUIRES = ["urllib3 >= 1.15", "six >= 1.10", "certifi", "python-dateutil", "pyyaml", "oauth2client"]
+REQUIRES = ["urllib3 >= 1.19", "six >= 1.10", "certifi", "python-dateutil", "pyyaml", "oauth2client"]
 
 setup(
     name=NAME,