diff --git a/pyproject.toml b/pyproject.toml
index 1100ce6a..204910dd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -145,7 +145,7 @@ dev = [
     "flake8-use-pathlib==0.3.0",
     "flake8-copyright==0.2.4",
     "ruff==0.15.0",
-    "black==25.12.0",
+    "black==26.3.0",
     "isort==8.0.0",
     "mypy==1.19.1",
     "mypy-protobuf==5.0.0",