1 files changed, 2 insertions, 2 deletions
diff --git a/re.c b/re.c
index 4f39e6058a..a429c33319 100644
--- a/re.c
+++ b/re.c
@@ -9,16 +9,16 @@
 
 **********************************************************************/
 
-#include "ruby/config.h"
+#include "ruby/3/config.h"
 
 #include <ctype.h>
 
 #include "encindex.h"
 #include "internal.h"
-#include "internal/error.h"
 #include "internal/hash.h"
 #include "internal/imemo.h"
 #include "internal/re.h"
+#include "internal/string.h"
 #include "regint.h"
 #include "ruby/encoding.h"
 #include "ruby/re.h"