diff --git a/pyproject.toml b/pyproject.toml
index 106fc9e..c6f8a45 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     "black==26.5.1",
-    "build==1.6.0",
+    "build==1.6.1",
     "mypy==2.3.1",
     "pytest==9.1.1",
     "pytest-cov==7.1.0",