diff --git a/requirement-win.txt b/requirement-win.txt
index 026aaa3..cb3ecd5 100644
--- a/requirement-win.txt
+++ b/requirement-win.txt
@@ -33,7 +33,7 @@ pytest-xdist==1.29.0
 python-dateutil==2.8.0
 pywin32==224
 pywinauto==0.6.7
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.21.0
 selenium==3.141.0
 six==1.12.0
diff --git a/requirement.txt b/requirement.txt
index 598de84..c53daeb 100644
--- a/requirement.txt
+++ b/requirement.txt
@@ -29,7 +29,7 @@ pytest-ordering==0.6
 pytest-rerunfailures==7.0
 pytest-xdist==1.29.0
 python-dateutil==2.8.0
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.21.0
 selenium==3.141.0
 six==1.12.0