--- a/testing/mozharness/scripts/release/publish_balrog.py
+++ b/testing/mozharness/scripts/release/publish_balrog.py
@@ -140,17 +140,16 @@ class PublishBalrog(MercurialScript, Bui
                          "scripts/build-promotion/balrog-release-shipper.py")]
         cmd.extend([
             "--api-root", self.config["balrog_api_root"],
             "--credentials-file", auth,
             "--username", self.config["balrog_username"],
             "--version", self.config["version"],
             "--product", self.config["product"],
             "--build-number", str(self.config["build_number"]),
-            "--suffix", channel_config["bz2_blob_suffix"],
             "--verbose",
         ])
         for r in channel_config["bz2_publish_rules"]:
             cmd.extend(["--rules", str(r)])
         if channel_config.get("schedule_asap"):
             # RC releases going to the beta channel have no ETA set for the
             # RC-to-beta push. The corresponding task is scheduled after we
             # resolve the push-to-beta human decision task, so we can schedule