diff --git a/kursy/urls.py b/kursy/urls.py
index d47d67e..36e962a 100644
--- a/kursy/urls.py
+++ b/kursy/urls.py
@@ -22,17 +22,30 @@ urlpatterns = [
     path("i18n/", include("django.conf.urls.i18n")),
     path("calendar/", views.calendar, name="calendar"),
     path(
-        "api/calendar/events/",
-        views.get_calendar_events,
-        name="get_calendar_events",
+        "occurrence/<int:occurrence_id>/",
+        views.occurrence_detail,
+        name="occurrence_detail",
     ),
     path(
-        "api/calendar/events/<int:event_id>/",
-        views.get_calendar_event,
-        name="get_calendar_event",
+        "api/calendar/occurrences/",
+        views.get_calendar_occurrences,
+        name="get_calendar_occurrences",
+    ),
+    path(
+        "api/calendar/occurrences/<int:occurrence_id>/",
+        views.get_calendar_occurrence,
+        name="get_calendar_occurrence",
+    ),
+    path(
+        "occurrence/<int:occurrence_id>/signup/",
+        views.occurrence_signup,
+        name="occurrence_signup",
+    ),
+    path(
+        "occurrence/<int:occurrence_id>/signout/",
+        views.occurrence_signout,
+        name="occurrence_signout",
     ),
-    path("event/<int:event_id>/signup/", views.event_signup, name="event_signup"),
-    path("event/<int:event_id>/signout/", views.event_signout, name="event_signout"),
 ]