diff --git a/src/components/DataSelection.vue b/src/components/DataSelection.vue
index 20318c2..e43939a 100644
--- a/src/components/DataSelection.vue
+++ b/src/components/DataSelection.vue
@@ -12,7 +12,7 @@
       @input="fetchData()"
       :value-as-date="true"
       v-model="from"
-      :start-weekday="globalOptions.startWeekDay"
+      :start-weekday="1"
       :hide-header="true"
     >
     </b-form-datepicker>
diff --git a/src/components/GlobalOptionsModal.vue b/src/components/GlobalOptionsModal.vue
index 4092f95..caa73c5 100644
--- a/src/components/GlobalOptionsModal.vue
+++ b/src/components/GlobalOptionsModal.vue
@@ -3,12 +3,6 @@
     <template #modal-title>
       <b-icon icon="gear-fill" variant="primary" aria-hidden="true"></b-icon> Global options
     </template>
-    <label for="start-weekday" class="mt-2">Week starts at:</label>
-    <b-form-select
-      id="start-weekday"
-      v-model="globalOptions.startWeekDay"
-      :options="globalOptions.startWeekDayOptions"
-    ></b-form-select>
     <label for="group-mode" class="mt-2">Group mode:</label>
     <b-form-select
       id="group-mode"
diff --git a/src/components/MileageTable.vue b/src/components/MileageTable.vue
index 70e7932..62f3434 100644
--- a/src/components/MileageTable.vue
+++ b/src/components/MileageTable.vue
@@ -9,9 +9,21 @@
         </b-form-group>
       </b-form>
       <b-row>
-        <b-col><multiselect v-model="fromNames" :multiple="true" :options="nameOptions"></multiselect></b-col>
-        <b-col><multiselect v-model="toNames" :multiple="true" :options="nameOptions"></multiselect></b-col>
-        <b-col><b-form-checkbox v-model="wayBack">Way back</b-form-checkbox></b-col>
+        <b-col sm="4"><multiselect v-model="fromNames" :multiple="true" :options="nameOptions"></multiselect></b-col>
+        <b-col sm="4"><multiselect v-model="toNames" :multiple="true" :options="nameOptions"></multiselect></b-col>
+        <b-col sm="2" style="margin-top: -2px">
+          <b-form-checkbox v-model="wayBack">
+            <small class="text-muted">Way back</small>
+          </b-form-checkbox>
+          <b-form-checkbox v-model="overwriteDistance">
+            <small class="text-muted">Overwrite distance</small>
+          </b-form-checkbox>
+        </b-col>
+        <b-col sm="2" v-if="overwriteDistance">
+          <b-input-group append="km">
+            <b-form-input v-model.number="overwrittenDistance" type="number"></b-form-input>
+          </b-input-group>
+        </b-col>
       </b-row>
     </b-card-body>
     <data-table :data="mileageData" />
@@ -37,7 +49,8 @@ function show(fromNames, toNames, from, to, wayBack) {
 
 const Types = {
   DRIVING: 'Driving',
-  WALKING: 'Walking'
+  WALKING: 'Walking',
+  CYCLING: 'Cycling'
 }
 
 export default {
@@ -51,6 +64,8 @@ export default {
       fromNames: [],
       toNames: [],
       wayBack: false,
+      overwriteDistance: false,
+      overwrittenDistance: 0,
       fields: [
         { key: 'name', sortable: true },
         { key: 'timeBegin', sortable: true },
@@ -77,7 +92,7 @@ export default {
             duration: item.duration,
             timeBegin: item.timeBegin,
             timeEnd: item.timeEnd,
-            distance: item.distance
+            distance: this.overwriteDistance ? this.overwrittenDistance * 1e3 : item.distance
           })
         }
       }
diff --git a/src/services/global_options.js b/src/services/global_options.js
index e0230ab..964092f 100644
--- a/src/services/global_options.js
+++ b/src/services/global_options.js
@@ -1,10 +1,5 @@
 class Globaloptions {
   constructor() {
-    this.startWeekDay = 1
-    this.startWeekDayOptions = [
-      { value: 0, text: 'Sunday' },
-      { value: 1, text: 'Monday' }
-    ]
     this.groupMode = 'None'
     this.groupModeOptions = ['None', 'Week', 'Month']
 
diff --git a/src/util/date.js b/src/util/date.js
index a144b8a..31fa1da 100644
--- a/src/util/date.js
+++ b/src/util/date.js
@@ -1,22 +1,14 @@
-import globalOptions from '../services/global_options'
-
 function getFirstDayOfWeek(date) {
   const d = new Date(date)
   const day = d.getDay()
-  let first = d.getDate() - day
-  if (globalOptions.startWeekDay === 1) {
-    first += day === 0 ? -6 : 1
-  }
+  const first = d.getDate() - day + (day === 0 ? -6 : 1)
   return new Date(d.setDate(first))
 }
 
 function getLastDayOfWeek(date) {
   const d = new Date(date)
   const day = d.getDay()
-  let first = d.getDate() - day
-  if (globalOptions.startWeekDay === 1) {
-    first += day === 0 ? -6 : 1
-  }
+  const first = d.getDate() - day + (day === 0 ? -6 : 1)
   const last = first + 6
   return new Date(d.setDate(last))
 }
@@ -30,14 +22,15 @@ function getLastDayOfMonth(date) {
 }
 
 function getWeekNumber(date) {
-  date = getFirstDayOfWeek(date)
-  const firstDayOfYear = new Date(date.getFullYear(), 0, 1)
-  const pastDaysOfYear = (date - firstDayOfYear) / 86400000
-  let day = firstDayOfYear.getDay()
-  if (globalOptions.startWeekDay === 0) {
-    day += day === 0 ? -6 : 1
+  var tdt = new Date(date.valueOf())
+  var dayn = (date.getDay() + 6) % 7
+  tdt.setDate(tdt.getDate() - dayn + 3)
+  var firstThursday = tdt.valueOf()
+  tdt.setMonth(0, 1)
+  if (tdt.getDay() !== 4) {
+    tdt.setMonth(0, 1 + ((4 - tdt.getDay() + 7) % 7))
   }
-  return Math.ceil((pastDaysOfYear + day) / 7)
+  return 1 + Math.ceil((firstThursday - tdt) / 604800000)
 }
 
 export { getFirstDayOfWeek, getLastDayOfWeek, getFirstDayOfMonth, getLastDayOfMonth, getWeekNumber }