diff --git a/requirements/runtime-constraints.in b/requirements/runtime-constraints.in
index 3781170..ae60405 100644
--- a/requirements/runtime-constraints.in
+++ b/requirements/runtime-constraints.in
@@ -13,3 +13,7 @@
 #      remain in Git.                                                         #
 #                                                                             #
 ###############################################################################
+
+# NOTE: Twine 6.1 needs packaging 24.2 to support metadata 2.4
+# Ref: https://github.com/pypa/twine/pull/1180
+packaging >= 24.2
diff --git a/requirements/runtime.txt b/requirements/runtime.txt
index 9b39e76..48edb59 100644
--- a/requirements/runtime.txt
+++ b/requirements/runtime.txt
@@ -67,8 +67,9 @@ multidict==6.0.5
     # via grpclib
 nh3==0.2.17
     # via readme-renderer
-packaging==24.1
+packaging==24.2
     # via
+    #   -c runtime-constraints.in
     #   -r runtime.in
     #   pypi-attestations
     #   twine