diff --git a/yoisho-account-oauth-client/docker/requirements.txt b/yoisho-account-oauth-client/docker/requirements.txt
index 644b12a..60fb31a 100644
--- a/yoisho-account-oauth-client/docker/requirements.txt
+++ b/yoisho-account-oauth-client/docker/requirements.txt
@@ -2,4 +2,4 @@ certifi==2018.4.16
 chardet==3.0.4
 idna==2.7
 requests>=2.20.0
-urllib3==1.23
+urllib3==1.26.5
diff --git a/yoisho-account-oauth-client/requirements.txt b/yoisho-account-oauth-client/requirements.txt
index 644b12a..60fb31a 100644
--- a/yoisho-account-oauth-client/requirements.txt
+++ b/yoisho-account-oauth-client/requirements.txt
@@ -2,4 +2,4 @@ certifi==2018.4.16
 chardet==3.0.4
 idna==2.7
 requests>=2.20.0
-urllib3==1.23
+urllib3==1.26.5