(CNN) A long-running dispute between scouts has now ended up in a Manhattan court.

The Girl Scouts of the USA has filed a trademark infringement lawsuit against the Boy Scouts of America after it announced that it would drop "boy" from the name of a program in 2019. The boys' group has already begun to welcome older girls

The Girl Scouts said in the complaint filed in Manhattan federal court Tuesday that the Boy Scouts do not have the right to use "scouts" or "scouting."

It also alleged that the Girl Scouts brand and activities will be marginalized by the Boy Scouts rebranded program, Scouts BSA.

The Girl Scouts said the change has caused confusion among the public, causing them to think the Girl Scouts did not exist or had merged with the Boy Scouts, Reuters reported.

Read More