diff --git a/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/cat.shards/10_basic.yml b/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/cat.shards/10_basic.yml
index d703388e4950a..baedc85e395fd 100644
--- a/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/cat.shards/10_basic.yml
+++ b/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/cat.shards/10_basic.yml
@@ -1,8 +1,8 @@
 ---
 "Help":
   - requires:
-      cluster_features: [ "gte_v8.15.0" ]
-      reason: sparse vector was added in 8.15.0
+      cluster_features: [ "gte_v8.18.0" ]
+      reason: indexing failed due to version conflict added in 8.18.0
   - do:
       cat.shards:
         help: true