diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index c86daaf..afcdb7a
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ plotly==2.2.3
 protobuf==3.5.0.post1
 python-dateutil==2.6.1
 pytz==2017.3
-PyYAML==3.12
+PyYAML==5.4
 reprint==0.5.0.1
 requests==2.18.4
 s3transfer==0.1.12
diff --git a/vse/requirements.txt b/vse/requirements.txt
index f84bafd..1ee7025 100644
--- a/vse/requirements.txt
+++ b/vse/requirements.txt
@@ -3,7 +3,7 @@ numpy==1.14.1
 Pillow==5.0.0
 pkg-resources==0.0.0
 protobuf==3.5.1
-PyYAML==3.12
+PyYAML==5.4
 scipy==1.0.0
 six==1.11.0
 tensorboard-logger==0.1.0