diff --git a/lecture_notes/sisbid-wrap-up_2023.pdf b/lecture_notes/sisbid_wrap_up_2023.pdf similarity index 100% rename from lecture_notes/sisbid-wrap-up_2023.pdf rename to lecture_notes/sisbid_wrap_up_2023.pdf diff --git a/lecture_notes/sisbid-wrap-up_2024.pdf b/lecture_notes/sisbid_wrap_up_2024.pdf similarity index 100% rename from lecture_notes/sisbid-wrap-up_2024.pdf rename to lecture_notes/sisbid_wrap_up_2024.pdf