diff --git a/k8s/applications/temporal/temporal-values.yaml b/k8s/applications/temporal/temporal-values.yaml
index 16abeeb..a1354e7 100644
--- a/k8s/applications/temporal/temporal-values.yaml
+++ b/k8s/applications/temporal/temporal-values.yaml
@@ -23,6 +23,7 @@ elasticsearch:
     enabled: false
   indices:
     visibility: temporal_visibility_v1
+  replicas: 1
 
 # Cassandra enabled for template validation; server.config overrides with actual hosts
 # Schema job template requires cassandra config to exist at top level