diff --git a/requirements-source.in b/requirements-source.in
index 5b27f21..f66e9d4 100644
--- a/requirements-source.in
+++ b/requirements-source.in
@@ -1,4 +1,4 @@
-build==1.4.0
+build==1.4.2
 certifi==2026.2.25
 charset-normalizer==3.4.4
 filelock==3.20.3