diff --git a/requirements/requirements.in b/requirements/requirements.in
index 2db191d659..b9d8c33a11 100644
--- a/requirements/requirements.in
+++ b/requirements/requirements.in
@@ -7,7 +7,7 @@ backports.ssl-match-hostname==3.5.0.1
 boto==2.46.1
 boto3==1.4.4
 channels==0.17.3
-celery==3.1.25
+celery==3.1.17
 daphne>=0.15.0,<1.0.0
 Django==1.8.16
 django-auth-ldap==1.2.8
diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index 85f367d1d6..66436663c8 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -40,7 +40,7 @@ billiard==3.3.0.23        # via celery
 boto3==1.4.4
 boto==2.46.1
 botocore==1.5.72          # via boto3, s3transfer
-celery==3.1.25
+celery==3.1.17
 #certifi==2017.4.17        # via msrest
 cffi==1.10.0              # via cryptography
 channels==0.17.3