diff --git a/requirements.dev.txt b/requirements.dev.txt
index f407b15..3d644ad 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -28,6 +28,6 @@ tqdm==4.35.0
 twine==1.14.0
 typed-ast==1.4.0
 typing-extensions==3.7.4
-urllib3==1.25.3
+urllib3==1.26.5
 webencodings==0.5.1
 wrapt==1.11.2
diff --git a/requirements.txt b/requirements.txt
index acd8b11..86c5547 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,4 +8,4 @@ python-dateutil==2.8.0
 s3transfer==0.2.1
 simiotics==0.1.2
 six==1.12.0
-urllib3==1.25.3
+urllib3==1.26.5