diff --git a/src/sj4mkdic/sj4_dict_const.h b/src/sj4mkdic/sj4_dict_const.h
index f6b3209..0f88a42 100644
--- a/src/sj4mkdic/sj4_dict_const.h
+++ b/src/sj4mkdic/sj4_dict_const.h
@@ -39,7 +39,7 @@
 #define HUGE
 
 #ifdef HUGE
-#define MAINSEGMENTLENGTH 2048
+#define MAINSEGMENTLENGTH 8192
 #define MAININDEXLENGTH 32768
 #else
 #define MAINSEGMENTLENGTH 2048