1 files changed, 2 insertions, 1 deletions
diff --git a/re.c b/re.c
index 1ed2f94c34..cef758614d 100644
--- a/re.c
+++ b/re.c
@@ -9,9 +9,10 @@
 
 **********************************************************************/
 
-#include "internal.h"
+#include "ruby/encoding.h"
 #include "ruby/re.h"
 #include "ruby/util.h"
+#include "internal.h"
 #include "regint.h"
 #include "encindex.h"
 #include <ctype.h>