diff --git a/requirements-gpu.txt b/requirements-gpu.txt
index e1f4f08..ad640b2 100644
--- a/requirements-gpu.txt
+++ b/requirements-gpu.txt
@@ -73,7 +73,7 @@ terminado==0.8.3
 testpath==0.4.4
 tornado==6.0.3
 traitlets==4.3.3
-urllib3==1.25.7
+urllib3==1.26.5
 wcwidth==0.1.8
 webencodings==0.5.1
 Werkzeug==0.16.0
diff --git a/requirements-macos-cpu.txt b/requirements-macos-cpu.txt
index 471568f..771e251 100644
--- a/requirements-macos-cpu.txt
+++ b/requirements-macos-cpu.txt
@@ -55,7 +55,7 @@ terminado==0.8.3
 testpath==0.4.4
 tornado==6.0.3
 traitlets==4.3.3
-urllib3==1.25.7
+urllib3==1.26.5
 wcwidth==0.1.8
 webencodings==0.5.1
 Werkzeug==0.16.0
diff --git a/requirements-ubuntu-cpu.txt b/requirements-ubuntu-cpu.txt
index 17d5b80..505a398 100644
--- a/requirements-ubuntu-cpu.txt
+++ b/requirements-ubuntu-cpu.txt
@@ -73,7 +73,7 @@ terminado==0.8.3
 testpath==0.4.4
 tornado==6.0.3
 traitlets==4.3.3
-urllib3==1.25.7
+urllib3==1.26.5
 wcwidth==0.1.8
 webencodings==0.5.1
 Werkzeug==0.16.0