diff --git a/requirments.txt b/requirments.txt
index 28ece8a..c06c964 100644
--- a/requirments.txt
+++ b/requirments.txt
@@ -8,7 +8,7 @@ mysqlclient==2.0.1
 numpy==1.19.4
 opencv-python-headless==4.4.0.46
 Pillow==8.0.1
-PyQt5==5.15.2
+PyQt5==5.15.4
 PyQt5-sip==12.8.1
 pyserial==3.5
 PyYAML==5.3.1