diff --git a/requirements.txt b/requirements.txt
index c3dab01..7140a47 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 Click==7.0
 numpy==1.18.1
 Pillow==7.0.0
-PyYAML==5.3
+PyYAML==5.4
diff --git a/setup.py b/setup.py
index 928599f..b184f62 100644
--- a/setup.py
+++ b/setup.py
@@ -24,6 +24,6 @@
         "Click==7.0",
         "numpy==1.18.1",
         "Pillow==7.0.0",
-        "PyYAML==5.3",
+        "PyYAML==5.4",
     ]
 )