Representative name doesn't update on router change

[keerifox]

1. visit https://nanocrawler.cc/explorer/block/6578E520B59D41E41DAEF21AB1D08FFAC2E21438BBE5119B7139C4BCE57D4CBE
2. see that rep is Noli Me Tangere - nano_1isgusmnf1xe45iyjtfxw4qiai36zxdituu7gpni1trtj5ojyujobq13bjah
3. click the link to previous block
4. see that rep is Noli Me Tangere - nano_1nanode8ngaakzbck8smq6ru9bethqwyehomf79sae1k7xd47dkidjqzffeg
5. refresh
6. see that rep is Nanode - nano_1nanode8ngaakzbck8smq6ru9bethqwyehomf79sae1k7xd47dkidjqzffeg