diff --git a/docker_python_requirements.txt b/docker_python_requirements.txt
index 9391096..1bd8795 100644
--- a/docker_python_requirements.txt
+++ b/docker_python_requirements.txt
@@ -40,7 +40,7 @@ jsonschema==3.2.0
 Keras-Applications==1.0.8
 Keras-Preprocessing==1.1.2
 lazy-object-proxy==1.4.3
-lxml==4.6.1
+lxml==4.6.5
 moviepy==1.0.3
 mutagen==1.45.1
 mypy==0.790
diff --git a/requirements.txt b/requirements.txt
index b830411..5a74f6c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ Keras-Applications==1.0.8
 Keras-Preprocessing==1.1.2
 lazy-object-proxy==1.4.3
 libcst==0.3.13
-lxml==4.6.3
+lxml==4.6.5
 Markdown==3.3.2
 MarkupSafe==1.1.1
 mccabe==0.6.1