diff --git a/process-official-tarball-firefox b/process-official-tarball-firefox
deleted file mode 100755
index e3aabb9..0000000
--- a/process-official-tarball-firefox
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/bin/sh
-
-rm -rf ./process-tarball-dir
-mkdir ./process-tarball-dir
-tar -xJf $1 --directory process-tarball-dir
-
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/conformance-checkers/html-rdfa/0030-isvalid.html
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/conformance-checkers/html-rdfa/0008-isvalid.html
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/conformance-checkers/html-rdfalite/0030-isvalid.html
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/css/css-ui/support/cursors/woolly-64.svg
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/css/css-ui/support/cursors/woolly.svg
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/conformance-checkers/html-rdfa/0230-novalid.html
-rm -vf ./process-tarball-dir/*/testing/web-platform/tests/conformance-checkers/html-rdfa/0231-isvalid.html
-rm -vf ./process-tarball-dir/*/layout/inspector/tests/chrome/test_fontVariationsAPI.css
-# A forbidden code point was found in:
-rm -vf ./process-tarball-dir/*/mobile/android/android-components/components/browser/errorpages/src/main/res/values-ar/strings.xml
-rm -vf ./process-tarball-dir/*/mobile/android/android-components/components/feature/addons/src/main/res/values-ur/strings.xml
-rm -vf ./process-tarball-dir/*/third_party/webkit/PerformanceTests/Speedometer3/resources/editors/dist/assets/codemirror-521de7ab.js
-rm -vf ./process-tarball-dir/*/third_party/python/pip/pip-24.0.dist-info/AUTHORS.txt
-
-processed_tarball=${1/source/processed-source}
-
-cd ./process-tarball-dir
-tar -cf - ./* | xz -9 -T 0 -f > $processed_tarball
-mv $processed_tarball ..
-cd ..
-
-rm -rf ./process-tarball-dir