--- a/testing/mozharness/configs/single_locale/linux.py
+++ b/testing/mozharness/configs/single_locale/linux.py
@@ -11,16 +11,17 @@ config = {
         "LOCALE_MERGEDIR": "%(abs_merge_dir)s/",
         "MOZ_UPDATE_CHANNEL": "%(update_channel)s",
         "DIST": "%(abs_objdir)s",
         "LOCALE_MERGEDIR": "%(abs_merge_dir)s/",
         "L10NBASEDIR": "../../l10n",
         "MOZ_MAKE_COMPLETE_MAR": "1",
         'TOOLTOOL_CACHE': '/builds/tooltool_cache',
         'TOOLTOOL_HOME': '/builds',
+        'EN_US_PACKAGE_NAME': 'target.tar.bz2',
     },
     "ssh_key_dir": "/home/mock_mozilla/.ssh",
     "log_name": "single_locale",
     "objdir": "obj-l10n",
     "js_src_dir": "js/src",
     "vcs_share_base": "/builds/hg-shared",
 
     # tooltool

--- a/testing/mozharness/configs/single_locale/linux64.py
+++ b/testing/mozharness/configs/single_locale/linux64.py
@@ -11,16 +11,17 @@ config = {
         "LOCALE_MERGEDIR": "%(abs_merge_dir)s/",
         "MOZ_UPDATE_CHANNEL": "%(update_channel)s",
         "DIST": "%(abs_objdir)s",
         "LOCALE_MERGEDIR": "%(abs_merge_dir)s/",
         "L10NBASEDIR": "../../l10n",
         "MOZ_MAKE_COMPLETE_MAR": "1",
         'TOOLTOOL_CACHE': '/builds/tooltool_cache',
         'TOOLTOOL_HOME': '/builds',
+        'EN_US_PACKAGE_NAME': 'target.tar.bz2',
     },
     "ssh_key_dir": "/home/mock_mozilla/.ssh",
     "log_name": "single_locale",
     "objdir": "obj-l10n",
     "js_src_dir": "js/src",
     "vcs_share_base": "/builds/hg-shared",
 
     # tooltool