diff --git a/backend/src/appenlight/lib/utils/__init__.py b/backend/src/appenlight/lib/utils/__init__.py
index 76eb049..f1cb9ca 100644
--- a/backend/src/appenlight/lib/utils/__init__.py
+++ b/backend/src/appenlight/lib/utils/__init__.py
@@ -208,7 +208,7 @@ def es_index_name_limiter(
         elif t == "metrics":
             es_index_types.append("rcae_m_%s")
         elif t == "uptime":
-            es_index_types.append("rcae_u_%s")
+            es_index_types.append("rcae_uptime_ce_%s")
         elif t == "slow_calls":
             es_index_types.append("rcae_sc_%s")