diff --git a/receivers/electron/scripts/deploy.py b/receivers/electron/scripts/deploy.py
index 216180a..b4a8c15 100644
--- a/receivers/electron/scripts/deploy.py
+++ b/receivers/electron/scripts/deploy.py
@@ -106,7 +106,7 @@ def upload_local_cache():
             rel_path = os.path.relpath(os.path.join(root, filename), LOCAL_CACHE_DIR)
 
             if RELEASE_CANDIDATE:
-                rc_path = rel_path[rel_path.rfind('.'):] + f'_rc{RELEASE_CANDIDATE_VERSION}' + rel_path[:rel_path.rfind('.')]
+                rc_path = rel_path[:rel_path.rfind('.')] + f'_rc{RELEASE_CANDIDATE_VERSION}' + rel_path[rel_path.rfind('.'):]
                 os.rename(rel_path, rc_path)
                 rel_path = rc_path