diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 9f63fa5..4da29ca 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -65,9 +65,12 @@ jobs:
         if: steps.check.outputs.should_deploy == 'true'
         env:
           WAHLRECHT_MONGODB_CONNECTION_STRING: ${{ secrets.WAHLRECHT_MONGODB_CONNECTION_STRING }}
+          TIMETABLE_MONGODB_CONNECTION_STRING: ${{ secrets.TIMETABLE_MONGODB_CONNECTION_STRING }}
         run: |
           ESCAPED=$(printf '%s' "$WAHLRECHT_MONGODB_CONNECTION_STRING" | sed 's/&/\\&/g')
           sed -i "s|<wahlrecht_mongodb_connection_string>|$ESCAPED|g" docker/${{ matrix.env }}/stack-config/wahlrecht.yaml
+          ESCAPED=$(printf '%s' "$TIMETABLE_MONGODB_CONNECTION_STRING" | sed 's/&/\\&/g')
+          sed -i "s|<timetable_mongodb_connection_string>|$ESCAPED|g" docker/${{ matrix.env }}/stack-config/timetable.yaml
       - name: Copy files to remote
         if: steps.check.outputs.should_deploy == 'true'
         uses: burnett01/rsync-deployments@7.0.2