diff --git a/requirements.txt b/requirements.txt
index ea61147..5945727 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 ipython==7.5.0
-PyYAML==5.1.1
+PyYAML==5.4
 PySide2==5.12.4
 pyqtgraph==0.10.0
 PyOpenGL==3.1.0