diff --git a/Maintenance/public_release/announcement/mailing-beta b/Maintenance/public_release/announcement/mailing-beta.eml
similarity index 100%
rename from Maintenance/public_release/announcement/mailing-beta
rename to Maintenance/public_release/announcement/mailing-beta.eml
diff --git a/Maintenance/public_release/announcement/mailing b/Maintenance/public_release/announcement/mailing.eml
similarity index 100%
rename from Maintenance/public_release/announcement/mailing
rename to Maintenance/public_release/announcement/mailing.eml