diff --git a/requirements.txt b/requirements.txt
index 8dee071..163e3f0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ PyMySQL==0.9.3
 PyNaCl==1.4.0
 pyparsing==2.4.7
 pysolr==3.8.1
-PyYAML==5.1.2
+PyYAML==5.4
 readme-renderer==26.0
 requests==2.22.0
 requests-toolbelt==0.9.1
diff --git a/setup.py b/setup.py
index 9c65196..e792072 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
             'idna==2.8',
             'PyMySQL',
             'pysolr==3.8.1',
-            'PyYAML==5.1.2',
+            'PyYAML==5.4',
             'requests==2.22.0',
             'tqdm==4.35.0',
             'urllib3==1.25.3',