diff --git a/lib/pyyaml b/lib/pyyaml
index 2f463cf..c42fa3b 160000
--- a/lib/pyyaml
+++ b/lib/pyyaml
@@ -1 +1 @@
-Subproject commit 2f463cf5b0e98a52bc20e348d1e69761bf263b86
+Subproject commit c42fa3bff1eabdb64763bb1526d9ea1ccb708479
diff --git a/setup.py b/setup.py
index 275ee14..eec1393 100644
--- a/setup.py
+++ b/setup.py
@@ -52,7 +52,7 @@ setup(
         "wheel>=0.31.0",
     ],
     install_requires=[
-        "PyYAML>=5.3,<6",
+        "PyYAML>=6.0.1,<7",
     ],
     extras_require={
         "dev": {