diff --git a/requirements.txt b/requirements.txt
index 50dbe94..a57f597 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ idna==2.7
 Naked==0.1.31
 numpy==1.15.2
 opencv-python==3.4.3.18
-PyYAML==3.13
+PyYAML==5.4
 requests==2.19.1
 shellescape==3.4.1
 urllib3==1.23