diff --git a/scripts/dts/python-devicetree/setup.py b/scripts/dts/python-devicetree/setup.py
index 590ba315104..dbb3ed20401 100644
--- a/scripts/dts/python-devicetree/setup.py
+++ b/scripts/dts/python-devicetree/setup.py
@@ -36,7 +36,7 @@
         'Operating System :: Microsoft :: Windows',
     ],
     install_requires=[
-        'PyYAML>=5.1',
+        'PyYAML>=6.0',
     ],
     python_requires='>=3.6',
 )
diff --git a/scripts/requirements-base.txt b/scripts/requirements-base.txt
index 15f3226f65d..2e220982757 100644
--- a/scripts/requirements-base.txt
+++ b/scripts/requirements-base.txt
@@ -8,7 +8,7 @@ pyelftools>=0.26
 
 # used by dts generation to parse binding YAMLs, also used by
 # twister to parse YAMLs, by west, zephyr_module,...
-PyYAML>=5.1
+PyYAML>=6.0
 
 # YAML validation. Used by zephyr_module.
 pykwalify