diff --git a/requirements.txt b/requirements.txt
index 11527ed..a29268a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ httpsig-cffi==15.0.0
 idna==2.8
 ipaddress==1.0.23
 itsdangerous==1.1.0
-Jinja2==2.11.0
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 marshmallow==2.21.0
 nose==1.3.7
diff --git a/test_requirements.txt b/test_requirements.txt
index d9d00e9..38d7ca8 100644
--- a/test_requirements.txt
+++ b/test_requirements.txt
@@ -14,7 +14,7 @@ httpsig-cffi==15.0.0
 idna==2.8
 ipaddress==1.0.23
 itsdangerous==1.1.0
-Jinja2==2.11.0
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 marshmallow==3.3.0
 nose==1.3.7