diff --git a/pyproject.toml b/pyproject.toml
index bccf7d9..ad545ab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ dev = [
     "pytest>=8.0.0",
 
     # Code formatting and linting
-    "black[jupyter]==24.8.0",
+    "black[jupyter]==26.3.1",
     "isort==6.0.1",
     "clang-format>=18.1.5",
     "cmake-format>=0.6.13",
diff --git a/requirements-dev.txt b/requirements-dev.txt
index e8ab7ce..dace43b 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -10,7 +10,7 @@ wheel
 pytest>=8.0.0
 
 # Code formatting and linting
-black[jupyter]==24.8.0
+black[jupyter]==26.3.1
 isort==5.13.2
 clang-format==18.1.5
 cmake-format==0.6.13