This research note deals with the so-called “political ,” i.e. the use of instead of the or prescribed by standard orthography in the Spanish linguistic landscape. This feature can be linked to the “politics of protest,” indexing writers' anarchist stance or membership in radical, left-wing groups. In 2011, the Spanish bank Bankia used in the tagline of one of its advertisements:hazte bankero(“become a banker”). This re-semiotization of by Bankia has turned urban public spaces into a site of conflict and contestation. On the one hand, the bank trivialized a small but powerful symbol of political, grassroots dissent. On the other hand, it triggered resistance from groups traditionally associated with the use of , namely the 15M Movement (Movimiento 15MorM15M), who renounced to use it in its protests. [ABSTRACT FROM AUTHOR]