diff --git a/requirements.txt b/requirements.txt
index 6894fa8f..81fbf524 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,4 +14,4 @@ tox==3.14.5
 pytest==5.4.1
 pytest-cookies==0.5.1
 pytest-instafail==0.4.1.post0
-pyyaml==5.3
+pyyaml==5.3.1