diff --git a/setup.py b/setup.py
index 49e02a7..38aa39c 100644
--- a/setup.py
+++ b/setup.py
@@ -131,7 +131,7 @@
         'xlrd==1.1.0',
         'xlwt==1.3.0',
         'typing==3.6.4',
-        'PyYAML==5.1.2',
+        'PyYAML==5.4',
         'gTTS==2.0.4',
         'googletrans==2.4.0',
     ],