diff --git a/pyproject.toml b/pyproject.toml
index f1a7645b..4a7dafd1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -70,7 +70,7 @@ mss = "mss.__main__:main"
 
 [project.optional-dependencies]
 dev = [
-  "build==1.5.0",
+  "build==1.6.0",
   "lxml==6.1.2",
   "mypy==2.3.1",
   "ruff==0.16.4",