diff --git a/optimizer-fix-controls.md b/optimizer-fix-controls.md
index 3ee9a94ef8ae2..1b876ce3d6d52 100644
--- a/optimizer-fix-controls.md
+++ b/optimizer-fix-controls.md
@@ -81,7 +81,7 @@ SET SESSION tidb_opt_fix_control = '44262:ON,44389:ON';
 
 - Default value: `ON`
 - Possible values: `ON`, `OFF`
-- This variable controls whether to explore enforced plans during optimization if it has already found an unenforced plan.
+- This variable controls whether the optimizer explores enforced plans during query optimization after finding an unenforced plan.
 
 ### [`47400`](https://github.com/pingcap/tidb/issues/47400) <span class="version-mark">New in v8.4.0</span>