diff --git a/virtual_env_setup/python3_memn2n_tf_env_cpu_requirements.txt b/virtual_env_setup/python3_memn2n_tf_env_cpu_requirements.txt
index 06050c8..f0947bd 100644
--- a/virtual_env_setup/python3_memn2n_tf_env_cpu_requirements.txt
+++ b/virtual_env_setup/python3_memn2n_tf_env_cpu_requirements.txt
@@ -27,5 +27,5 @@ tensorboard==1.13.1
 tensorflow-gpu>=1.15
 tensorflow-estimator==1.13.0
 termcolor==1.1.0
-urllib3==1.26.5
+urllib3==1.26.17
 Werkzeug==2.2.3
diff --git a/virtual_env_setup/python3_memn2n_tf_env_gpu_requirements.txt b/virtual_env_setup/python3_memn2n_tf_env_gpu_requirements.txt
index 620540e..cab5a44 100644
--- a/virtual_env_setup/python3_memn2n_tf_env_gpu_requirements.txt
+++ b/virtual_env_setup/python3_memn2n_tf_env_gpu_requirements.txt
@@ -27,5 +27,5 @@ tensorboard==1.13.1
 tensorflow-gpu>=1.15.2
 tensorflow-estimator==1.13.0
 termcolor==1.1.0
-urllib3==1.26.5
+urllib3==1.26.17
 Werkzeug==2.2.3