diff --git a/requirements.txt b/requirements.txt
index 7ee45a0..19654f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -56,7 +56,7 @@ psycopg2-binary==2.7.4
 pybloom-live==2.3.1       # via tableschema-sql
 python-dateutil==2.6.1    # via botocore, datapackage-pipelines, tableschema
 pytz==2017.3              # via celery
-pyyaml==3.12              # via datapackage-pipelines
+pyyaml==5.1               # via datapackage-pipelines
 readchar==2.0.1           # via inquirer
 redis==3.3.11             # via datapackage-pipelines, os-api-cache
 regex==2017.9.23          # via awesome-slugify