diff --git a/requirements/checkformatting.txt b/requirements/checkformatting.txt
index 2f4e845..753f8e9 100644
--- a/requirements/checkformatting.txt
+++ b/requirements/checkformatting.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --allow-unsafe requirements/checkformatting.in
 #
-black==23.9.1
+black==23.10.1
     # via -r requirements/checkformatting.in
 build==0.9.0
     # via pip-tools
diff --git a/requirements/format.txt b/requirements/format.txt
index 25d7eef..5ab2be5 100644
--- a/requirements/format.txt
+++ b/requirements/format.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --allow-unsafe requirements/format.in
 #
-black==23.9.1
+black==23.10.1
     # via -r requirements/format.in
 build==0.9.0
     # via pip-tools