diff --git a/requirements.txt b/requirements.txt
index eeafa2ce..bdd21b54 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ schema==0.6.6
 supervisor==3.3.4
 Jinja2==2.9
 MarkupSafe==1.1.1
-PyYAML==5.3
+PyYAML==5.4
 certifi==2018.10.15
 chardet==3.0.4
 gtextfsm==0.2.1
diff --git a/requirements_docs.txt b/requirements_docs.txt
index 2d0169c4..fa303b98 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -66,7 +66,7 @@ Pygments==2.3.0
 PyHamcrest==1.9.0
 pytest==2.2.4
 pytest-cov==1.6
-PyYAML==3.10
+PyYAML==5.4
 sure==1.2.7
 urllib3==1.21.1
 
diff --git a/requirements_test.txt b/requirements_test.txt
index 1a6d523f..a74d7e87 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -33,7 +33,7 @@ sure==1.2.7
 
 Jinja2==2.9
 MarkupSafe==1.1.1
-PyYAML==5.3
+PyYAML==5.4
 certifi==2018.10.15
 chardet==3.0.4
 gtextfsm==0.2.1