diff --git a/src/wp-includes/rewrite.php b/src/wp-includes/rewrite.php
index 329e0ac91f..8be50f721b 100644
--- a/src/wp-includes/rewrite.php
+++ b/src/wp-includes/rewrite.php
@@ -212,7 +212,7 @@ function add_permastruct( $name, $struct, $args = array() ) {
 }
 
 /**
- * Remove permalink structure.
+ * Removes a permalink structure.
  *
  * Can only be used to remove permastructs that were added using add_permastruct().
  * Built-in permastructs cannot be removed.