--- a/process/release.py
+++ b/process/release.py
@@ -1831,17 +1831,17 @@ def generateReleasePromotionBuilders(bra
     bouncer_builder = {
         "name": bouncer_buildername,
         "slavenames": branch_config["platforms"]["linux64"]["slaves"],
         "builddir": bouncer_buildername,
         "slavebuilddir": normalizeName(bouncer_buildername),
         "factory": bouncer_submitter_factory,
         "category": category_name,
         "properties": {
-            "branch": branch_config["bouncer_branch"],
+            "branch": branch_name,
             "platform": None,
             "product": product,
         }
     }
     builders.append(bouncer_builder)
 
     uv_fmt_template = "release-{branch}_{product}_{platform}_update_verify"
     for platform in branch_config.get("release_platforms"):