diff --git a/requirements/base.txt b/requirements/base.txt
index b9e2758..30f371d 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -18,7 +18,7 @@ django==4.2.11
     #   -r requirements/base.in
 fs==2.4.16
     # via xblock
-lxml==5.1.0
+lxml==5.1.1
     # via xblock
 mako==1.3.2
     # via xblock
diff --git a/requirements/pip_tools.txt b/requirements/pip_tools.txt
index 3db2d4c..4e1105e 100644
--- a/requirements/pip_tools.txt
+++ b/requirements/pip_tools.txt
@@ -4,7 +4,7 @@
 #
 #    make upgrade
 #
-build==1.1.1
+build==1.2.1
     # via pip-tools
 click==8.1.7
     # via pip-tools
diff --git a/requirements/quality.txt b/requirements/quality.txt
index c1c6911..b8e78ef 100644
--- a/requirements/quality.txt
+++ b/requirements/quality.txt
@@ -41,7 +41,7 @@ iniconfig==2.0.0
     #   pytest
 isort==5.13.2
     # via pylint
-lxml==5.1.0
+lxml==5.1.1
     # via
     #   -r requirements/base.txt
     #   xblock