diff --git a/docs-2.0/3.ngql-guide/9.space-statements/6.clear-space.md b/docs-2.0/3.ngql-guide/9.space-statements/6.clear-space.md
index 7b31782c46e..20a49fb59c6 100644
--- a/docs-2.0/3.ngql-guide/9.space-statements/6.clear-space.md
+++ b/docs-2.0/3.ngql-guide/9.space-statements/6.clear-space.md
@@ -41,7 +41,7 @@ CLEAR SPACE basketballplayer;
 
 - Tag information.
 - Edge type information.
-- Index information, containing the information of native index and full-text index.
+- The metadata of native indexes and full-text indexes.
 
 The following example shows what `CLEAR SPACE` deletes and reserves.