diff --git a/server/drivers/adv_bignum.c b/server/drivers/adv_bignum.c
index 9ee71e0..b7d248d 100644
--- a/server/drivers/adv_bignum.c
+++ b/server/drivers/adv_bignum.c
@@ -575,7 +575,7 @@ static void adv_bignum_num_2_6(Driver *drvthis, int x, int num, int height, int
 		{' '	,4	,2},
 		{"   "},
 		{"   "}},
-		{{3	,5	,7},/*6*/
+		{{3	,5	,' '},/*6*/
 		{3	,4	,2},
 		{"   "},
 		{"   "}},