diff --git a/locales/en.lua b/locales/en.lua
index efd0157f..cf7cd373 100644
--- a/locales/en.lua
+++ b/locales/en.lua
@@ -11,7 +11,6 @@ Locales['en'] = {
   ['have_deposited']         = 'you have deposited ~r~$%s~s~',
   ['have_withdrawn']         = 'you have withdrawn ~g~$%s~s~',
   ['invalid_amount']         = 'invalid amount',
-  ['invalid_amount']         = 'invalid amount',
   ['no']                     = 'no',
   ['promote']                = 'promote',
   ['promote_employee']       = 'promote %s',
diff --git a/locales/fi.lua b/locales/fi.lua
index ecc9cdf7..6be3b31b 100644
--- a/locales/fi.lua
+++ b/locales/fi.lua
@@ -10,7 +10,6 @@ Locales['fi'] = {
   ['have_deposited']         = 'sinä talletit ~r~€',
   ['have_withdrawn']         = 'sinä nostit ~g~€',
   ['invalid_amount']         = 'virheellinen summa',
-  ['invalid_amount']         = 'virheellinen summa',
   ['no']                     = 'ei',
   ['promote']                = 'ylennä',
   ['promote_employee']       = 'ylennä henkilö %s',
diff --git a/locales/fr.lua b/locales/fr.lua
index 1a77e30e..b01d80de 100644
--- a/locales/fr.lua
+++ b/locales/fr.lua
@@ -11,7 +11,6 @@ Locales['fr'] = {
   ['have_deposited']         = 'vous avez déposé ~r~$%s~s~',
   ['have_withdrawn']         = 'vous avez retiré ~g~$%s~s~',
   ['invalid_amount']         = 'montant invalide',
-  ['invalid_amount']         = 'montant invalide',
   ['no']                     = 'non',
   ['promote']                = 'promouvoir',
   ['promote_employee']       = 'promouvoir %s',
diff --git a/locales/pl.lua b/locales/pl.lua
new file mode 100644
index 00000000..c1bc69c2
--- /dev/null
+++ b/locales/pl.lua
@@ -0,0 +1,34 @@
+Locales['pl'] = {
+  ['actions']                = 'akcje',
+  ['deposit_amount']         = 'ilość depozytu',
+  ['deposit_society_money']  = 'zdeponuj społeczne pieniądze',
+  ['do_you_want_to_recruit'] = 'czy chcesz zrekrutować %s?',
+  ['employee']               = 'pracownik',
+  ['employee_list']          = 'lista pracowników',
+  ['employee_management']    = 'zarządzanie pracownikami',
+  ['fire']                   = 'zwolnij',
+  ['grade']                  = 'stopień',
+  ['have_deposited']         = 'zdeponowałeś ~r~$%s~s~',
+  ['have_withdrawn']         = 'wypłaciłeś ~g~$%s~s~',
+  ['invalid_amount']         = 'nieprawidłowa wartość',
+  ['no']                     = 'nie',
+  ['promote']                = 'awansuj',
+  ['promote_employee']       = 'awansuj %s',
+  ['recruit']                = 'zrekrutuj',
+  ['recruiting']             = 'rekrutacja',
+  ['salary_amount']          = 'wartość wynagrodzenia',
+  ['salary_management']      = 'zarządzaj wynagrodzeniem',
+  ['wash_money']             = 'wypierz pieniądze',
+  ['wash_money_amount']      = 'wartość do wyprania',
+  ['withdraw_amount']        = 'wartość wypłaty',
+  ['withdraw_society_money'] = 'wypłać społeczne pieniądze',
+  ['yes']                    = 'tak',
+  ['you_have']               = 'masz~g~%s$~s~ czekanie ~y~w pralni pieniędzmi~s~ (24h).',
+  ['you_have_laundered']     = '~r~Wyprałeś~s~ twoje pieniądze: ~g~$%s~s~',
+  ['you_have_hired']         = 'zatrudniłeś %s', 
+  ['you_have_been_hired']    = 'zostałeś zatrudniony przez %s', 
+  ['you_have_fired']         = 'zwolniłeś %s', 
+  ['you_have_been_fired']    = 'zostałeś zwolniony %s', 
+  ['you_have_promoted']      = 'awansowałeś %s na %s', 
+  ['you_have_been_promoted'] = 'zostałeś awansowany', 
+}
diff --git a/locales/sv.lua b/locales/sv.lua
index f33b3792..6a0c4d9b 100644
--- a/locales/sv.lua
+++ b/locales/sv.lua
@@ -11,7 +11,6 @@ Locales['sv'] = {
   ['have_deposited']         = 'du har satt in ~r~$%s~s~',
   ['have_withdrawn']         = 'du har tagit ut ~g~$%s~s~',
   ['invalid_amount']         = 'Ogiltigt belopp',
-  ['invalid_amount']         = 'Ogiltigt belopp',
   ['no']                     = 'nej',
   ['promote']                = 'befodra',
   ['promote_employee']       = 'befodra %s',