1 files changed, 1 insertions, 1 deletions

diff --git a/re.c b/re.c
index 11f7e615b8..08f36ac9de 100644
--- a/re.c
+++ b/re.c
@@ -9,7 +9,7 @@
 
 **********************************************************************/
 
-#include "ruby/3/config.h"
+#include "ruby/impl/config.h"
 
 #include <ctype.h>