diff --git a/requirements-docs.txt b/requirements-docs.txt
index 7dc714a9..db255de3 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -10,7 +10,7 @@ alembic-autogenerate-enums==0.0.2  # via -r requirements.txt
 alembic==1.4.2            # via -r requirements.txt, flask-migrate
 amqp==2.5.2               # via -r requirements.txt, kombu
 aniso8601==8.0.0          # via -r requirements.txt, flask-restful
-arrow==0.15.5             # via -r requirements.txt
+arrow==0.15.6             # via -r requirements.txt
 asyncpool==1.0            # via -r requirements.txt
 babel==2.8.0              # via sphinx
 bcrypt==3.1.7             # via -r requirements.txt, flask-bcrypt, paramiko
diff --git a/requirements.txt b/requirements.txt
index 70a04ee1..f8d553d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ alembic-autogenerate-enums==0.0.2  # via -r requirements.in
 alembic==1.4.2            # via flask-migrate
 amqp==2.5.2               # via kombu
 aniso8601==8.0.0          # via flask-restful
-arrow==0.15.5             # via -r requirements.in
+arrow==0.15.6             # via -r requirements.in
 asyncpool==1.0            # via -r requirements.in
 bcrypt==3.1.7             # via flask-bcrypt, paramiko
 billiard==3.6.3.0         # via celery