diff --git a/l10n/es/viewer.properties b/l10n/es/viewer.properties
index 6429ba001..90bf19b93 100644
--- a/l10n/es/viewer.properties
+++ b/l10n/es/viewer.properties
@@ -9,7 +9,7 @@ next_label=Siguiente
 # Do not translate "{{pageCount}}", it will be substituted with a number
 # representing the total number of pages.
 page_label=Página:
-page_of=of {{pageCount}}
+page_of=de {{pageCount}}
 
 zoom_out.title=Reducir
 zoom_out_label=Reducir