--- a/format.c
+++ b/format.c
@@ -370,7 +370,6 @@
 	for (i = 0; i < gd->hsize; i++) {
 		gl = &gd->linedata[i];
 		size += gl->cellsize * sizeof *gl->celldata;
-		size += gl->utf8size * sizeof *gl->utf8data;
 	}
 	size += gd->hsize * sizeof *gd->linedata;