diff --git a/setup.py b/setup.py
index ac1630e..1619987 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@
     platforms=['POSIX', 'MacOS', 'Windows'],
     python_requires='>=3.7.0',
     install_requires=[
-        "ruamel.yaml == 0.16.12",
+        "ruamel.yaml >= 0.16.12",
         "dukpy >= 0.2.2",
         "cwlformat >= 2021.1.5"
     ],