diff --git a/requirments.txt b/requirments.txt
index 28ece8a..bee7121 100644
--- a/requirments.txt
+++ b/requirments.txt
@@ -11,5 +11,5 @@ Pillow==8.0.1
 PyQt5==5.15.2
 PyQt5-sip==12.8.1
 pyserial==3.5
-PyYAML==5.3.1
+PyYAML==5.4.1
 SQLAlchemy==1.3.20