diff --git a/rest-api-spec/test/indices.upgrade/10_basic.yaml b/rest-api-spec/test/indices.upgrade/10_basic.yaml
index f4844839c41..d6a38b4c168 100644
--- a/rest-api-spec/test/indices.upgrade/10_basic.yaml
+++ b/rest-api-spec/test/indices.upgrade/10_basic.yaml
@@ -4,10 +4,15 @@
   - do:
       indices.create:
         index: test_index
+        body:
+          settings:
+            index:
+              number_of_replicas: 0
+
 
   - do:
       cluster.health:
-        wait_for_status: yellow
+        wait_for_status: green
 
   - do:
       indices.upgrade: