diff --git a/requirements.txt b/requirements.txt
index 5eab0fb..111e9f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,11 +4,11 @@
 #
 #    pip-compile --output-file requirements.txt requirements.in
 #
-arrow==0.12.0
+arrow==0.12.1
 blessed==1.14.2
-boto3==1.5.14
-botocore==1.8.28          # via boto3, s3transfer
-certifi==2017.11.5        # via requests
+boto3==1.5.22
+botocore==1.8.36          # via boto3, s3transfer
+certifi==2018.1.18        # via requests
 chardet==3.0.4            # via requests
 django-picklefield==1.0.0
 django-redis==4.8.0