diff --git a/requirements-dev.txt b/requirements-dev.txt
index 41ab2eb..b89e1f0 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -12,7 +12,7 @@ pluggy==0.8.1
 py==1.7.0
 pytest==4.1.1
 pytest-cov==2.6.1
-PyYAML==4.2b1
+PyYAML==5.4
 scandir==1.9.0
 six==1.12.0
 watchdog==0.9.0