diff --git a/aleksis/apps/alsijil/frontend/components/Coursebook.vue b/aleksis/apps/alsijil/frontend/components/Coursebook.vue
index 0d27a6e381fa4ac774af40731c72978dbe382060..348f1c72670adde98860f701d41cc2e7d973a2cc 100644
--- a/aleksis/apps/alsijil/frontend/components/Coursebook.vue
+++ b/aleksis/apps/alsijil/frontend/components/Coursebook.vue
@@ -5,6 +5,7 @@
     :gql-additional-query-args="gqlQueryArgs"
     :enable-create="false"
     :enable-edit="false"
+    @lastQuery="lastQuery = $event"
   >
     <template #default="{ items }">
       <v-list-item v-for="day in groupDocsByDay(items)" two-line>
@@ -12,7 +13,7 @@
           <v-list-item-title>{{ $d(day[0], "short") }}</v-list-item-title>
           <v-list>
             <v-list-item v-for="doc in day.slice(1)">
-              <documentation-modal :documentation="doc" />
+              <documentation-modal :documentation="doc" :affected-query="lastQuery" />
             </v-list-item>
           </v-list>
         </v-list-item-content>
@@ -61,6 +62,7 @@ export default {
   data() {
     return {
       gqlQuery: documentationsForCoursebook,
+      lastQuery: null,
     };
   },
   computed: {
diff --git a/aleksis/apps/alsijil/frontend/components/documentation/LessonSummary.vue b/aleksis/apps/alsijil/frontend/components/documentation/LessonSummary.vue
index 2d05998418e4286f42ea6ed2b8d383399e8b50a1..8396743b3b7a9678bf8e1336573c4eb28c579c0d 100644
--- a/aleksis/apps/alsijil/frontend/components/documentation/LessonSummary.vue
+++ b/aleksis/apps/alsijil/frontend/components/documentation/LessonSummary.vue
@@ -55,7 +55,6 @@
 
 <script>
 import createOrPatchMixin from "aleksis.core/mixins/createOrPatchMixin.js";
-// TODO: Update createOrPatchMixin to handle createOrPatch update of cache
 
 export default {
   name: "LessonSummary",
@@ -85,6 +84,18 @@ export default {
         (str.length > 25) ? str.slice(0, 24) + ' …' : str
       : "";
     },
+    handleUpdateAfterCreateOrPatch(itemId, wasCreate) {
+      return (cached, incoming) => {
+        for (const object of incoming) {
+          console.log('summary: handleUpdateAfterCreateOrPatch', object);
+          // Replace the current documentation
+          const index = cached.findIndex((o) => o[itemId] === this.documentation.id);
+          // merged with the incoming partial documentation
+          cached[index] = {...this.documentation, ...object};
+        }
+        return cached;
+      };
+    },
     save() {
       if (this.topic || this.homework || this.groupNote) {
         const topic = this.topic ? { topic: this.topic } : {};