diff --git a/rest-api-spec/src/main/resources/rest-api-spec/test/termvectors/20_issue7121.yaml b/rest-api-spec/src/main/resources/rest-api-spec/test/termvectors/20_issue7121.yaml
index 78da54ef8fd..a1367f8c7d2 100644
--- a/rest-api-spec/src/main/resources/rest-api-spec/test/termvectors/20_issue7121.yaml
+++ b/rest-api-spec/src/main/resources/rest-api-spec/test/termvectors/20_issue7121.yaml
@@ -5,7 +5,7 @@
           body:
             settings:
               index:
-                translog.disable_flush: true
+                translog.flush_threshold_size: "512MB"
                 number_of_shards: 1
                 number_of_replicas: 0
                 refresh_interval: -1