diff --git a/requirements.txt b/requirements.txt
index 3d899e6..0dc2bad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ lazy-object-proxy==1.3.1
 mccabe==0.6.1
 pycodestyle==2.3.1
 pytz==2018.3
-PyYAML==3.12
+PyYAML==5.4
 singledispatch==3.4.0.3
 six==1.11.0
 termcolor==1.1.0
diff --git a/setup.py b/setup.py
index efc6282..cec0ea5 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
         "mccabe==0.6.1",
         "pycodestyle==2.3.1",
         "pytz==2018.3",
-        "PyYAML==3.12",
+        "PyYAML==5.4",
         "singledispatch==3.4.0.3",
         "six==1.11.0",
         "termcolor==1.1.0",