diff --git a/app/models/uc_period.rb b/app/models/uc_period.rb
index 7b7e1a2..2eff436 100644
--- a/app/models/uc_period.rb
+++ b/app/models/uc_period.rb
@@ -42,17 +42,17 @@ def txt_to_notify(add_body=true)
 
     if active?(time)
       msg = l(:label_dear_colleagues)+"\n\n"
-      msg << l(:infromation_technical_operations_emergency, :time_end => format_time(end_date-to))+"\n\n"
+      msg << l(:information_technical_operations_emergency, :time_end => format_time(end_date-to))+"\n\n"
       msg << custom_message if add_body && custom_message && custom_message != ''
     elsif planning?(time)
       msg = l(:label_dear_colleagues)+"\n\n"
-      msg << l(:infromation_technical_operations_planing, :time_start => format_time(begin_date-to), :time_end => format_time(end_date-to))+"\n\n"
+      msg << l(:information_technical_operations_planing, :time_start => format_time(begin_date-to), :time_end => format_time(end_date-to))+"\n\n"
       msg << custom_message if add_body && custom_message && custom_message != ''      
     elsif manual_off?(time)
       msg = l(:label_dear_colleagues)+"\n\n"
-      msg << l(:infromation_technical_operations_ends)
+      msg << l(:information_technical_operations_ends)
     end
     msg
   end
   
-end
\ No newline at end of file
+end
diff --git a/config/locales/bg.yml b/config/locales/bg.yml
index 984236b..f002527 100644
--- a/config/locales/bg.yml
+++ b/config/locales/bg.yml
@@ -14,8 +14,8 @@ bg:
   warning_technical_operations_in_progress: "Техническа поддръжка"
 
   label_dear_colleagues: "Уважаеми потребители!"
-  infromation_technical_operations_planing: "Redmine е в техническа поддръжка от %{time_start} до %{time_end}. Моля да завършите работата си в Redmine до началото на периода."
-  infromation_technical_operations_ends: "Техническата поддръжка е завършена. Redmine работи нормално."
-  infromation_technical_operations_emergency: "Redmine е в техническа поддръжка, която ще продължи до %{time_end}."
+  information_technical_operations_planing: "Redmine е в техническа поддръжка от %{time_start} до %{time_end}. Моля да завършите работата си в Redmine до началото на периода."
+  information_technical_operations_ends: "Техническата поддръжка е завършена. Redmine работи нормално."
+  information_technical_operations_emergency: "Redmine е в техническа поддръжка, която ще продължи до %{time_end}."
 
-  infromation_technical_operations_emergency_html: "Redmine е в техническа поддръжка, която ще продължи до <strong><nobr>%{time_end}</nobr></strong>"
+  information_technical_operations_emergency_html: "Redmine е в техническа поддръжка, която ще продължи до <strong><nobr>%{time_end}</nobr></strong>"
diff --git a/config/locales/de.yml b/config/locales/de.yml
index a4a97ba..ba9aee9 100644
--- a/config/locales/de.yml
+++ b/config/locales/de.yml
@@ -14,8 +14,8 @@ de:
   warning_technical_operations_in_progress: "Achtung, technische Wartungsarbeiten werden durchgeführt!"
 
   label_dear_colleagues: "Liebe Kollegen!"
-  infromation_technical_operations_planing: "Der Redmine Server wird für die Zeit vom %{time_start} bis %{time_end} gewartet! Bitte schließen Sie Ihre Aktivitäten bis zu diesem Zeitfenster ab."
-  infromation_technical_operations_ends: "Technische Wartungsarbeiten wurden abgeschlossen. Redmine arbeitet normal."
-  infromation_technical_operations_emergency: "Der Redmine Server ist unter Wartung bis %{time_end}."
+  information_technical_operations_planing: "Der Redmine Server wird für die Zeit vom %{time_start} bis %{time_end} gewartet! Bitte schließen Sie Ihre Aktivitäten bis zu diesem Zeitfenster ab."
+  information_technical_operations_ends: "Technische Wartungsarbeiten wurden abgeschlossen. Redmine arbeitet normal."
+  information_technical_operations_emergency: "Der Redmine Server ist unter Wartung bis %{time_end}."
 
-  infromation_technical_operations_emergency_html: "Der Redmine Server ist unter Wartung bis <strong><nobr>%{time_end}</nobr></strong>"
+  information_technical_operations_emergency_html: "Der Redmine Server ist unter Wartung bis <strong><nobr>%{time_end}</nobr></strong>"
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 3edd99f..370acac 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -14,8 +14,8 @@ en:
   warning_technical_operations_in_progress: "Warning technical operations in progress!"
 
   label_dear_colleagues: "Dear colleagues!"
-  infromation_technical_operations_planing: "Redmine server will be under maintenance from %{time_start} till %{time_end}! Please complete your activities in RM to this period."
-  infromation_technical_operations_ends: "Technical operations completed. Redmine is operating normally"
-  infromation_technical_operations_emergency: "Redmine server is under maintenance till %{time_end}."
+  information_technical_operations_planing: "Redmine server will be under maintenance from %{time_start} till %{time_end}! Please complete your activities in RM to this period."
+  information_technical_operations_ends: "Technical operations completed. Redmine is operating normally"
+  information_technical_operations_emergency: "Redmine server is under maintenance till %{time_end}."
 
-  infromation_technical_operations_emergency_html: "Redmine server is under maintenance till <strong><nobr>%{time_end}</nobr></strong>"
+  information_technical_operations_emergency_html: "Redmine server is under maintenance till <strong><nobr>%{time_end}</nobr></strong>"
diff --git a/config/locales/ru.yml b/config/locales/ru.yml
index eee3ab9..767ab29 100644
--- a/config/locales/ru.yml
+++ b/config/locales/ru.yml
@@ -13,9 +13,9 @@ ru:
   warning_technical_operations_in_progress: "Технические работы!"
 
   label_dear_colleagues: "Уважаемые коллеги!"
-  infromation_technical_operations_planing: "На сервере Redmine с %{time_start} по %{time_end} будут проводиться технические работы! Просим завершить свою деятельность в RM к указанному периоду."
-  infromation_technical_operations_ends: "Технические работы завершены. Redmine работает в штатном режиме"
-  infromation_technical_operations_emergency: "На сервере Redmine проводятся технические работы, которые продлятся по %{time_end}."
+  information_technical_operations_planing: "На сервере Redmine с %{time_start} по %{time_end} будут проводиться технические работы! Просим завершить свою деятельность в RM к указанному периоду."
+  information_technical_operations_ends: "Технические работы завершены. Redmine работает в штатном режиме"
+  information_technical_operations_emergency: "На сервере Redmine проводятся технические работы, которые продлятся по %{time_end}."
 
-  infromation_technical_operations_emergency_html: "На сервере Redmine проводятся технические работы, которые продлятся по <strong><nobr>%{time_end}</nobr></strong>"
+  information_technical_operations_emergency_html: "На сервере Redmine проводятся технические работы, которые продлятся по <strong><nobr>%{time_end}</nobr></strong>"