diff --git a/docs/reference/index-modules.asciidoc b/docs/reference/index-modules.asciidoc
index c48ef74df5f3a..1e7f270a6db10 100644
--- a/docs/reference/index-modules.asciidoc
+++ b/docs/reference/index-modules.asciidoc
@@ -80,8 +80,9 @@ breaking change].
     If you are updating the compression type, the new one will be applied
     after segments are merged. Segment merging can be forced using
     <<indices-forcemerge,force merge>>. Experiments with indexing log datasets
-    have shown that `best_compression` gives up to ~18% lower storage usage
-    compared to `default` while only minimally affecting indexing throughput (~2%).
+    have shown that `best_compression` gives up to ~18% lower storage usage in
+    the most ideal scenario compared to `default` while only minimally affecting
+    indexing throughput (~2%).
 
 [[routing-partition-size]] `index.routing_partition_size`::