diff --git a/example/markers.bed b/example/markers.bed
index ab54ecc..2f2aa7e 100755
--- a/example/markers.bed
+++ b/example/markers.bed
@@ -10,3 +10,4 @@
 Chr3	4035330	4035331	eri	mt:v;mc:black;ms:3;tt:Inversion 1;tp:0.02;ts:8;tf:Arial;tc:black
 Chr4	2322547	2322548	ler	mt:^;mc:black;ms:3;tt:Inversion 2;tp:-0.07;ts:8;tf:Arial;tc:black
 Chr3	8792851	8792852	col-0	mt:.;mc:red;ms:10;tt:Notal aligned;tp:0.02;ts:8;tf:Arial;tc:black
+Chr1    1       10000000        ler     mt:_;mc:black;ms:1;tt:contig;tp:0.02;ts:8;tf:Tinos;tc:black