diff --git a/aleksis/apps/alsijil/frontend/components/coursebook/absences/AbsenceCreationForm.vue b/aleksis/apps/alsijil/frontend/components/coursebook/absences/AbsenceCreationForm.vue
index c8f446807e490128b2b901a0c2fc0d42d8ca1d59..14a7fad9d04331a1d39964ad79d9acffc91e3ac5 100644
--- a/aleksis/apps/alsijil/frontend/components/coursebook/absences/AbsenceCreationForm.vue
+++ b/aleksis/apps/alsijil/frontend/components/coursebook/absences/AbsenceCreationForm.vue
@@ -34,15 +34,15 @@
             />
           </div>
         </v-col>
-        <v-col cols="12" :sm="2"  v-if="startPeriods" align-self="end">
-            <v-select
-              :label="$t('lesrooster.slot.period')"
-              :items="startPeriods"
-              item-text="period"
-              :value="startSlot"
-              @input="handleStartSlot"
-              return-object
-            />
+        <v-col cols="12" :sm="2" v-if="startPeriods" align-self="end">
+          <v-select
+            :label="$t('lesrooster.slot.period')"
+            :items="startPeriods"
+            item-text="period"
+            :value="startSlot"
+            @input="handleStartSlot"
+            return-object
+          />
         </v-col>
         <v-col cols="12" :sm="endPeriods ? 4 : 6" class="pr-0">
           <div aria-required="true">
@@ -55,14 +55,14 @@
           </div>
         </v-col>
         <v-col cols="12" :sm="2" v-if="endPeriods" align-self="end">
-            <v-select
-              :label="$t('lesrooster.slot.period')"
-              :items="endPeriods"
-              item-text="period"
-              :value="endSlot"
-              @input="handleEndSlot"
-              return-object
-            />
+          <v-select
+            :label="$t('lesrooster.slot.period')"
+            :items="endPeriods"
+            item-text="period"
+            :value="endSlot"
+            @input="handleEndSlot"
+            return-object
+          />
         </v-col>
       </v-row>
       <v-row>
@@ -89,10 +89,7 @@
 <script>
 import AbsenceReasonGroupSelect from "aleksis.apps.kolego/components/AbsenceReasonGroupSelect.vue";
 import DateTimeField from "aleksis.core/components/generic/forms/DateTimeField.vue";
-import { 
-  periodsByDay,
-  persons,
-} from "./absenceCreation.graphql";
+import { periodsByDay, persons } from "./absenceCreation.graphql";
 import formRulesMixin from "aleksis.core/mixins/formRulesMixin.js";
 import { DateTime } from "luxon";
 
@@ -188,20 +185,24 @@ export default {
     getPeriodsForWeekday(weekday) {
       // Adapt from python conventions
       const pythonWeekday = weekday - 1;
-      return this.periodsByDay.find((period) => period.weekday === pythonWeekday).periods;
+      return this.periodsByDay.find(
+        (period) => period.weekday === pythonWeekday,
+      ).periods;
     },
     handleStartDate(date) {
       console.log("handleStartDate", date);
       this.start = DateTime.fromISO(date);
-      
+
       if (this.periodsByDay.length > 0) {
         // Select periods for day
         this.startPeriods = this.getPeriodsForWeekday(this.start.weekday);
         // Sync PeriodSelect
-        const startTime = this.start.toFormat("HH:mm:ss")
-        console.log("syncing to ", startTime)
-        this.startSlot = this.startPeriods.find((period) => period.timeStart === startTime)
-        console.log("startSlot ", this.startSlot)
+        const startTime = this.start.toFormat("HH:mm:ss");
+        console.log("syncing to ", startTime);
+        this.startSlot = this.startPeriods.find(
+          (period) => period.timeStart === startTime,
+        );
+        console.log("startSlot ", this.startSlot);
       }
     },
     handleEndDate(date) {
@@ -211,13 +212,15 @@ export default {
         // Select periods for day
         this.endPeriods = this.getPeriodsForWeekday(this.end.weekday);
         // Sync PeriodSelect
-        const endTime = this.end.toFormat("HH:mm:ss")
-        this.endSlot = this.endPeriods.find((period) => period.endTime === endTime)
+        const endTime = this.end.toFormat("HH:mm:ss");
+        this.endSlot = this.endPeriods.find(
+          (period) => period.endTime === endTime,
+        );
       }
     },
     handleStartSlot(slot) {
       // Sync TimeSelect
-      const startTime = DateTime.fromISO(slot.timeStart)
+      const startTime = DateTime.fromISO(slot.timeStart);
       this.start = this.start.set({
         hour: startTime.hour,
         minute: startTime.minute,
@@ -226,7 +229,7 @@ export default {
     },
     handleEndSlot(slot) {
       // Sync TimeSelect
-      const endTime = DateTime.fromISO(slot.timeEnd)
+      const endTime = DateTime.fromISO(slot.timeEnd);
       this.end = this.end.set({
         hour: endTime.hour,
         minute: endTime.minute,
diff --git a/aleksis/apps/alsijil/schema/__init__.py b/aleksis/apps/alsijil/schema/__init__.py
index 7798d03d9bd3958f34a1724b5486c07997c2f9fd..a8e830da046e4679d30c9695a8b4d6ae10e0e2f1 100644
--- a/aleksis/apps/alsijil/schema/__init__.py
+++ b/aleksis/apps/alsijil/schema/__init__.py
@@ -1,8 +1,8 @@
-from datetime import datetime
 from collections import defaultdict
+from datetime import datetime
 
-from django.db.models import BooleanField, ExpressionWrapper, Q
 from django.apps import apps
+from django.db.models import BooleanField, ExpressionWrapper, Q
 
 import graphene
 import graphene_django_optimizer
@@ -366,7 +366,11 @@ class Query(graphene.ObjectType):
         if apps.is_installed("aleksis.apps.lesrooster"):
             Slot = apps.get_model("lesrooster", "Slot")
             ValidityRange = apps.get_model("lesrooster", "ValidityRange")
-            slots = Slot.objects.filter(time_grid__validity_range=ValidityRange.current).order_by("weekday").values("weekday", "period", "time_start", "time_end")
+            slots = (
+                Slot.objects.filter(time_grid__validity_range=ValidityRange.current)
+                .order_by("weekday")
+                .values("weekday", "period", "time_start", "time_end")
+            )
             # Key by weekday
             by_weekday = defaultdict(list)
             for slot in slots:
@@ -376,12 +380,15 @@ class Query(graphene.ObjectType):
             # Nest and sort periods
             periods = []
             for weekday, slots in by_weekday.items():
-                periods.append({"weekday": weekday, "periods": sorted(slots, key=lambda slot: slot["period"])})
+                periods.append(
+                    {"weekday": weekday, "periods": sorted(slots, key=lambda slot: slot["period"])}
+                )
 
             return periods
         else:
             return []
 
+
 class Mutation(graphene.ObjectType):
     create_or_update_documentations = DocumentationBatchCreateOrUpdateMutation.Field()
     touch_documentation = TouchDocumentationMutation.Field()