diff --git a/appweb/requirements.txt b/appweb/requirements.txt
index 9abaab0..9355c2a 100644
--- a/appweb/requirements.txt
+++ b/appweb/requirements.txt
@@ -65,7 +65,7 @@ jupyter-core==4.2.1
 Keras==2.0.4
 lazy-object-proxy==1.2.2
 locket==0.2.0
-lxml==4.6.2
+lxml==4.6.3
 MarkupSafe==0.23
 marshmallow==2.13.5
 matplotlib==2.0.0
diff --git a/requirements.txt b/requirements.txt
index 04cc6de..5e61456 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -69,7 +69,7 @@ Keras==2.0.4
 lazy-object-proxy==1.2.2
 llvmlite==0.15.0
 locket==0.2.0
-lxml==4.6.2
+lxml==4.6.3
 MarkupSafe==0.23
 marshmallow==2.13.5
 matplotlib==2.0.0