diff -up firefox-140.0/python/mozbuild/mozbuild/nodeutil.py.build-rhel7-lower-node-min-version firefox-140.0/python/mozbuild/mozbuild/nodeutil.py
--- firefox-140.0/python/mozbuild/mozbuild/nodeutil.py.build-rhel7-lower-node-min-version	2025-06-02 15:26:51.000000000 +0200
+++ firefox-140.0/python/mozbuild/mozbuild/nodeutil.py	2025-06-12 11:54:37.075505124 +0200
@@ -10,7 +10,7 @@ from mozboot.util import get_tools_dir
 from mozfile import which
 from packaging.version import Version
 
-NODE_MIN_VERSION = Version("12.22.12")
+NODE_MIN_VERSION = Version("10.24.0")
 NPM_MIN_VERSION = Version("6.14.16")