--- wiggle-0.8.orig/vpatch.c
+++ wiggle-0.8/vpatch.c
@@ -391,7 +391,7 @@
 
 void draw_one(int row, struct plist *pl, FILE *f, int reverse)
 {
-	char hdr[10];
+	char hdr[12];
 	hdr[0] = 0;
 
 	if (pl == NULL) {