diff --git a/src/charset.c b/src/charset.c
index c0394110661..e88d1839b20 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -33,6 +33,7 @@ Boston, MA 02111-1307, USA.  */
 #include "buffer.h"
 #include "charset.h"
 #include "coding.h"
+#include "disptab.h"
 
 #else  /* not emacs */