diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index 84e670b339a..f28b2a085e9 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -517,7 +517,7 @@ Field=Field
 ProductDocumentTemplates=Document templates to generate product document
 FreeLegalTextOnExpenseReports=Free legal text on expense reports
 WatermarkOnDraftExpenseReports=Watermark on draft expense reports
-PrefillExpenseReportDatesWithCurrentMonth=Pre-fill dates with start and end dates of the current month
+PrefillExpenseReportDatesWithCurrentMonth=Pre-fill start and end dates of new expense report with start and end dates of the current month
 AttachMainDocByDefault=Set this to 1 if you want to attach main document to email by default (if applicable)
 FilesAttachedToEmail=Attach file
 SendEmailsReminders=Send agenda reminders by emails