diff --git a/utils/timetable.json b/utils/timetable.json
index 84d5a78..63afd94 100644
--- a/utils/timetable.json
+++ b/utils/timetable.json
@@ -126,23 +126,23 @@
       "end": "30/10/2022"
     },
     "christmas": {
-      "start": "19/12/2022",
+      "start": "17/12/2022",
       "end": "02/01/2023"
     },
     "spring half term": {
-      "start": "13/02/2023",
+      "start": "11/02/2023",
       "end": "19/02/2023"
     },
     "easter holiday": {
-      "start": "03/04/2023",
+      "start": "01/04/2023",
       "end": "16/04/2023"
     },
     "may bank holiday": {
-      "start": "01/05/2023",
+      "start": "2/04/2023",
       "end": "01/05/2023"
     },
     "summer half term": {
-      "start": "29/05/2023",
+      "start": "27/05/2023",
       "end": "04/06/2023"
     },
     "end of year": {