diff --git a/requirements/dev.txt b/requirements/dev.txt
index c2250391..7026e6bb 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -46,7 +46,7 @@ markupsafe==1.1.1
     # via jinja2
 nodeenv==1.5.0
     # via pre-commit
-packaging==20.8
+packaging==20.9
     # via
     #   -r requirements/docs.in
     #   pallets-sphinx-themes
diff --git a/requirements/docs.txt b/requirements/docs.txt
index 7958e15a..c33f8acc 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -22,7 +22,7 @@ jinja2==2.11.3
     # via sphinx
 markupsafe==1.1.1
     # via jinja2
-packaging==20.8
+packaging==20.9
     # via
     #   -r requirements/docs.in
     #   pallets-sphinx-themes
diff --git a/requirements/tests.txt b/requirements/tests.txt
index f76561af..749f9dc1 100644
--- a/requirements/tests.txt
+++ b/requirements/tests.txt
@@ -12,7 +12,7 @@ greenlet==1.0.0
     # via -r requirements/tests.in
 iniconfig==1.1.1
     # via pytest
-packaging==20.8
+packaging==20.9
     # via pytest
 pluggy==0.13.1
     # via pytest