diff --git a/prep.py b/prep.py
index 5f884e2..9ec4e61 100755
--- a/prep.py
+++ b/prep.py
@@ -10,7 +10,7 @@ TYPES_DICT = {
     "lecture": ("predavanje", "lecture"),
     "workshop": ("radionica", "workshop"),
     "discussion": ("diskusija", "discussion"),
-    "lighting": ("kratka predavanja", "short talks"),
+    "lightning": ("kratka predavanja", "short talks"),
     "movie": ("film", "movie"),
     "meeting": ("sastanak", "meeting"),
     "conference": ("konferencija", "conference"),