diff --git a/scripts/requirements-simple.txt b/scripts/requirements-simple.txt
index 36579b05..a94a963f 100644
--- a/scripts/requirements-simple.txt
+++ b/scripts/requirements-simple.txt
@@ -1,4 +1,4 @@
 requests==2.9.1
 six==1.10.0
-PyYAML==3.11
+PyYAML==5.1
 ujson==1.33
\ No newline at end of file
diff --git a/scripts/requirements.txt b/scripts/requirements.txt
index 633e0387..bcba1a60 100644
--- a/scripts/requirements.txt
+++ b/scripts/requirements.txt
@@ -1,7 +1,7 @@
 boto3==1.4.0
 botocore==1.4.53
 Fiona==1.6.3.post1
-PyYAML==3.11
+PyYAML==5.1
 Rtree==0.8.2
 Shapely==1.5.14
 Unidecode==0.4.19