diff --git a/requirements.txt b/requirements.txt
index 533b877..7af9fbd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,5 +23,5 @@ singledispatch==3.4.0.3
 six==1.11.0
 SQLAlchemy==1.2.7
 tornado==5.0.2
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.14.1
diff --git a/requirements3.txt b/requirements3.txt
index 1769387..f917959 100644
--- a/requirements3.txt
+++ b/requirements3.txt
@@ -14,5 +14,5 @@ pycryptodome==3.6.3
 requests==2.19.1
 six==1.11.0
 SQLAlchemy==1.2.9
-urllib3==1.23
+urllib3==1.26.5
 Werkzeug==0.14.1