diff --git a/client/strings/es.json b/client/strings/es.json
index 1b0bfbec..a7080739 100644
--- a/client/strings/es.json
+++ b/client/strings/es.json
@@ -8,6 +8,7 @@
   "ButtonAddYourFirstLibrary": "Crea tu Primera Biblioteca",
   "ButtonApply": "Aplicar",
   "ButtonApplyChapters": "Aplicar Capítulos",
+  "Button ApplyChapters": "Aplicar Capítulos",
   "ButtonAuthors": "Autores",
   "ButtonBrowseForFolder": "Buscar por Carpeta",
   "ButtonCancel": "Cancelar",