diff --git a/requirements.txt b/requirements.txt
index 49ba2b8..368691d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 setuptools==40.7.3
 plumbum==1.6.7
-PyYAML==5.1.1
+PyYAML==5.4
diff --git a/setup.py b/setup.py
index ee6fe70..8040c87 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ def version():
             classifiers=[
                 "Programming Language :: Python :: 3"
             ],
-            install_requires=['setuptools==40.7.3', 'plumbum==1.6.7', 'PyYAML==5.1.1'],
+            install_requires=['setuptools==40.7.3', 'plumbum==1.6.7', 'PyYAML==5.4'],
             zip_safe=False,
             scripts=['bin/nft'],
             keywords='automation, template',