diff --git a/requirements-docs.txt b/requirements-docs.txt
index 9312142a..1a92297a 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -15,7 +15,7 @@ asyncpool==1.0
 babel==2.6.0              # via sphinx
 bcrypt==3.1.4
 blinker==1.4
-boto3==1.7.37
+boto3==1.7.39
 botocore==1.10.37
 certifi==2018.4.16
 cffi==1.11.5