diff --git a/mozilla/calendar/resources/locale/sl-SI/prefs.dtd b/mozilla/calendar/resources/locale/sl-SI/prefs.dtd
index 3e5f81a0759..6aa07991c4d 100644
--- a/mozilla/calendar/resources/locale/sl-SI/prefs.dtd
+++ b/mozilla/calendar/resources/locale/sl-SI/prefs.dtd
@@ -126,9 +126,9 @@
 
 <!ENTITY pref.categories.help.description   "Med kategorijami, ki jih želite vnesti, uporabite vejico.">
 
-<!ENTITY pref.categories.add.title    "Add Category">
-<!ENTITY pref.categories.add.prompt   "Enter the name of the category">
-<!ENTITY pref.categories.edit.title   "Edit Category">
+<!ENTITY pref.categories.add.title    "Dodaj kategorijo">
+<!ENTITY pref.categories.add.prompt   "Vnesi ime kategorije">
+<!ENTITY pref.categories.edit.title   "Uredi kategorijo">
 
 
 <!ENTITY pref.reloadonlaunch       "Ob zagonu ponovno naloži oddaljeni koledar">