diff --git a/requirements/checkformatting.txt b/requirements/checkformatting.txt
index 4f9f2e6..02e817e 100644
--- a/requirements/checkformatting.txt
+++ b/requirements/checkformatting.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --allow-unsafe requirements/checkformatting.in
 #
-black==25.1.0
+black==26.3.1
     # via -r checkformatting.in
 build==1.0.3
     # via pip-tools
@@ -22,7 +22,7 @@ packaging==23.2
     # via
     #   black
     #   build
-pathspec==0.12.1
+pathspec==1.0.4
     # via black
 pip-sync-faster==0.0.5
     # via -r checkformatting.in
@@ -36,6 +36,8 @@ pyproject-hooks==1.0.0
     # via
     #   build
     #   pip-tools
+pytokens==0.4.1
+    # via black
 wheel==0.42.0
     # via pip-tools
 zipp==3.19.1
diff --git a/requirements/format.txt b/requirements/format.txt
index 9d7dd64..e929786 100644
--- a/requirements/format.txt
+++ b/requirements/format.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --allow-unsafe requirements/format.in
 #
-black==25.1.0
+black==26.3.1
     # via -r format.in
 build==1.0.3
     # via pip-tools
@@ -22,7 +22,7 @@ packaging==23.2
     # via
     #   black
     #   build
-pathspec==0.12.1
+pathspec==1.0.4
     # via black
 pip-sync-faster==0.0.5
     # via -r format.in
@@ -36,6 +36,8 @@ pyproject-hooks==1.0.0
     # via
     #   build
     #   pip-tools
+pytokens==0.4.1
+    # via black
 wheel==0.42.0
     # via pip-tools
 zipp==3.19.1