diff --git a/setup.py b/setup.py
index ee2188d..dce0ab0 100644
--- a/setup.py
+++ b/setup.py
@@ -31,6 +31,6 @@
         'pyvcloud==13rc10',
         'requests==2.4',
         'IPy==0.81',
-        'PyYAML==3.10'
+        'PyYAML==5.1'
     ]
 )