diff --git a/receivers/electron/scripts/deploy.py b/receivers/electron/scripts/deploy.py
index 7851f02..216180a 100644
--- a/receivers/electron/scripts/deploy.py
+++ b/receivers/electron/scripts/deploy.py
@@ -10,11 +10,15 @@ ACCESS_KEY_ID = os.environ.get('R2_ACCESS_KEY_ID')
 SECRET_ACCESS_KEY = os.environ.get('R2_SECRET_ACCESS_KEY')
 BUCKET_NAME = os.environ.get('R2_BUCKET_NAME')
 
-CACHE_VERSION_AMOUNT = int(os.environ.get('FCAST_CACHE_VERSION_AMOUNT', default="-1"))
 DEPLOY_DIR = os.environ.get('FCAST_DO_RUNNER_DEPLOY_DIR')
 TEMP_DIR = os.path.join(DEPLOY_DIR, 'temp')
 LOCAL_CACHE_DIR = os.path.join(DEPLOY_DIR, 'cache')
 
+# Customizable CI parameters
+CACHE_VERSION_AMOUNT = int(os.environ.get('CACHE_VERSION_AMOUNT', default="-1"))
+RELEASE_CANDIDATE = bool(os.environ.get('RELEASE_CANDIDATE', default=False))
+RELEASE_CANDIDATE_VERSION = int(os.environ.get('RELEASE_CANDIDATE_VERSION', default="1"))
+
 # Utility functions
 def compare_versions(x, y):
     x_parts = x.split('.')
@@ -99,7 +103,14 @@ def upload_local_cache():
     local_files = []
     for root, _, files in os.walk(LOCAL_CACHE_DIR):
         for filename in files:
-            local_files.append(os.path.relpath(os.path.join(root, filename), LOCAL_CACHE_DIR))
+            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('.')]
+                os.rename(rel_path, rc_path)
+                rel_path = rc_path
+
+            local_files.append(rel_path)
 
     for file_path in local_files:
         if file_path not in map(lambda x: x['Key'], bucket_files):