diff --git a/pyproject.toml b/pyproject.toml
index 7ddffed..03d7699 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ lint = [
 ]
 
 test = [
-    "black[jupyter]==24.10.0",
+    "black[jupyter]==26.5.1",
     "bs4==0.0.2",
     "flake8==6.1.0",
     "isort==5.13.2",