diff --git a/requirements-app.txt b/requirements-app.txt
index b47c65080..bb9c6f810 100644
--- a/requirements-app.txt
+++ b/requirements-app.txt
@@ -15,7 +15,7 @@ gunicorn==19.7.1
 iso8601==0.1.12
 jsonschema==3.0.1
 marshmallow-sqlalchemy==0.16.1
-marshmallow==2.18.1
+marshmallow==2.19.1
 psycopg2-binary==2.7.7
 PyJWT==1.7.1
 SQLAlchemy==1.2.18
diff --git a/requirements.txt b/requirements.txt
index 3fb26aa1c..1cadf7c00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ gunicorn==19.7.1
 iso8601==0.1.12
 jsonschema==3.0.1
 marshmallow-sqlalchemy==0.16.1
-marshmallow==2.18.1
+marshmallow==2.19.1
 psycopg2-binary==2.7.7
 PyJWT==1.7.1
 SQLAlchemy==1.2.18