diff --git a/graficado/requirements.txt b/graficado/requirements.txt
index ce5319e..92f1b6f 100644
--- a/graficado/requirements.txt
+++ b/graficado/requirements.txt
@@ -7,7 +7,7 @@ Pillow==7.1.1
 pkg-resources==0.0.0
 pyparsing==2.4.7
 python-dateutil==2.8.1
-PyYAML==5.3.1
+PyYAML==5.4
 six==1.14.0
 tornado==6.0.4
 typing-extensions==3.7.4.2