diff --git a/UI/MailerUI/Russian.lproj/Localizable.strings b/UI/MailerUI/Russian.lproj/Localizable.strings
index 42e6c44f2..d52eb7fbe 100644
--- a/UI/MailerUI/Russian.lproj/Localizable.strings
+++ b/UI/MailerUI/Russian.lproj/Localizable.strings
@@ -293,10 +293,10 @@
 "selected" = "выбран";
 
 /* Date formatting from one time to another time */
-"to_time" = "в";
+"to_time" = "до";
 
 /* Date formatting from one day to another day */
-"to_date" = "в";
+"to_date" = "по";
 
 /* Encrypted message notification */
 "This message is encrypted" = "Это сообщение зашифровано";