diff --git a/pyproject.toml b/pyproject.toml
index afb41499..906ea851 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -185,7 +185,7 @@ build-backend = "hatchling.build"
 dev = [
     "aresponses==3.0.0",
     "bandit==1.9.4",
-    "black==26.3.1",
+    "black==26.5.1",
     "blacken-docs==1.20.0",
     "codespell==2.4.2",
     "covdefaults==2.3.0",