diff --git a/.github/workflows/update-data.yml b/.github/workflows/update-data.yml
index 5e24c9301..3f8be801c 100644
--- a/.github/workflows/update-data.yml
+++ b/.github/workflows/update-data.yml
@@ -44,14 +44,7 @@ jobs:
         working-directory: data/external
       - name: Download mytum data
         continue-on-error: true # a PR deleting all data will be created if this fails => fail obvious
-        run: |
-          PYTHONPATH=$PYTHONPATH:.. python3 scrapers/roomfinder.py
-          sed -i 's/Bestelmeyer S\u00fcd/Zentralgeb\u00e4ude 2/g' results/buildings_roomfinder.json
-          sed -i 's/Bestelmeyer Nord/Zentralgeb\u00e4ude 7/g' results/buildings_roomfinder.json
-          sed -i 's/Bestelmeyer S\u00fcd/Zentralgeb\u00e4ude 2/g' results/maps_roomfinder.json
-          sed -i 's/Bestelmeyer Nord/Zentralgeb\u00e4ude 7/g' results/maps_roomfinder.json
-          sed -i 's/Bestelmeyer S\u00fcd/Zentralgeb\u00e4ude 2/g' results/rooms_roomfinder.json
-          sed -i 's/Bestelmeyer Nord/Zentralgeb\u00e4ude 7/g' results/rooms_roomfinder.json
+        run: PYTHONPATH=$PYTHONPATH:.. python3 scrapers/roomfinder.py
         env:
           TQDM_MININTERVAL: 100
         working-directory: data/external
diff --git a/data/external/scrapers/roomfinder.py b/data/external/scrapers/roomfinder.py
index 998fe1eed..edd3ca425 100644
--- a/data/external/scrapers/roomfinder.py
+++ b/data/external/scrapers/roomfinder.py
@@ -35,6 +35,8 @@ def _sanitise_building(building: dict):
         building["lat"], building["lon"] = 48.14903, 11.56735
     else:
         building["lat"], building["lon"] = _utm_to_latlon(easting, northing, zone_number)
+    building["b_name"].replace("Bestelmeyer Nord", "Zentralgebäude 7")  # TUM changed names in denazification initative
+    building["b_name"].replace("Bestelmeyer Süd", "Zentralgebäude 2")  # TODO: Remove if MyTUM does fix this..
 
 
 def scrape_buildings() -> None:
@@ -87,6 +89,8 @@ def _sanitise_room(room: dict) -> dict:
         easting=room.pop("utm_easting"),
         northing=room.pop("utm_northing"),
     )
+    room["b_name"].replace("Bestelmeyer Nord", "Zentralgebäude 7")  # TUM changed names in denazification initative
+    room["b_name"].replace("Bestelmeyer Süd", "Zentralgebäude 2")  # TODO: Remove if MyTUM does fix this..
     return room
 
 
@@ -208,6 +212,8 @@ def _download_maps(used_maps):
         _download_file(url, filepath)
         convert_to_webp(filepath)
 
+        _map[2].replace("Bestelmeyer Nord", "Zentralgebäude 7")  # TUM changed names in denazification initative
+        _map[2].replace("Bestelmeyer Süd", "Zentralgebäude 2")  # TODO: Remove if MyTUM does fix this..
         map_data = {
             "scale": _map[0],
             "id": _map[1],