diff --git a/requirements.txt b/requirements.txt
index 7a61eca..ce94a54 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,12 +2,10 @@
 # This file is autogenerated by pip-compile with Python 3.11
 # by the following command:
 #
-#    pip-compile -r requirements.in
+#    pip-compile requirements.in
 #
-holidays<0.28 ; python_version < "3.8"
-holidays>=0.28 ; python_version >= "3.8"
-    # via
-    #   -r requirements.in
+holidays==0.40
+    # via -r requirements.in
 python-dateutil==2.8.2
     # via
     #   -r requirements.in
diff --git a/tox.ini b/tox.ini
index 096cfca..065fdd6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -43,7 +43,7 @@ commands =
 [testenv:format]
 # install isort and black and invoke them on the current folder
 deps = 
-    -r dev_requirements/requirements-formatting.txt
+    -r dev_requirements/requirements-format.txt
 commands = 
     isort .
     black .