diff --git a/setup.cfg b/setup.cfg
index 9b99108ca9e6..17984f22ff7d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -7,7 +7,7 @@ requires-dist =
         botocore==1.20.11
         docutils>=0.10,<0.16
         s3transfer>=0.3.0,<0.4.0
-        PyYAML>=3.10,<5.4
+        PyYAML>=3.10,<5.5
         colorama>=0.2.5,<0.4.4
         rsa>=3.1.2,<=4.5.0
 
diff --git a/setup.py b/setup.py
index 633231c152e7..5f9a2f8128e0 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@ def find_version(*file_paths):
     'botocore==1.20.11',
     'docutils>=0.10,<0.16',
     's3transfer>=0.3.0,<0.4.0',
-    'PyYAML>=3.10,<5.4',
+    'PyYAML>=3.10,<5.5',
     'colorama>=0.2.5,<0.4.4',
     'rsa>=3.1.2,<=4.5.0',
 ]