diff --git a/setup.py b/setup.py
index fc8406f..f2908e8 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
     include_package_data=True,
     python_requires='>=3.6',
     install_requires=[
-        'PyYAML~=5.1',
+        'PyYAML~=6.0',
         'dataclasses;python_version=="3.6"',
     ],
     entry_points = {