diff --git a/requirements.txt b/requirements.txt
index 20785a3..fe18291 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-PyYAML==3.10
+PyYAML==5.1
 argh==0.24.1
 argparse==1.2.1
 args==0.1.0