diff --git a/pyproject.toml b/pyproject.toml
index 59f6d2a..bb658dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ Changelog = "https://github.com/ctn-waterloo/vsa-gym-wrapper/blob/main/CHANGELOG
 dev = [
     "ruff",
     "mypy>=1.0,<2.0",
-    "black>=23.0,<25.0",
+    "black>=23.0,<26.0",
     "isort>=5.12,<5.14",
     "pytest",
     "pytest-sphinx",