diff --git a/pyproject.toml b/pyproject.toml
index 1090b0a..ddead48 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = []
 
 [project.optional-dependencies]
 build = [
-    "build==1.3.0",
+    "build==1.4.0",
     "twine==6.2.0",
 ]
 docs = [