1 files changed, 1 insertions, 1 deletions
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index fe708d3b782..f301e4c8af0 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -210,7 +210,7 @@ private:
    SELECT_LEX_UNIT - unit of selects (UNION, INTERSECT, ...) group 
    SELECT_LEXs
 */
-class st_lex;
+struct st_lex;
 class st_select_lex;
 class THD;
 class select_result;