diff --git a/client/src/components/school-class/EditClassNameWizard.vue b/client/src/components/school-class/EditClassNameWizard.vue
index be18e0c7..b6e889a8 100644
--- a/client/src/components/school-class/EditClassNameWizard.vue
+++ b/client/src/components/school-class/EditClassNameWizard.vue
@@ -57,8 +57,8 @@
             }
           },
           update(store, {data: {updateSchoolClass: {schoolClass: {name}}}}) {
-            let query = MY_SCHOOL_CLASS_QUERY;
-            let data = store.readQuery({query});
+            const query = MY_SCHOOL_CLASS_QUERY;
+            const data = store.readQuery({query});
             data.me.selectedClass.name = name;
             store.writeQuery({query, data});
           }
diff --git a/client/src/pages/topic.vue b/client/src/pages/topic.vue
index 12fcc509..eb1f3450 100644
--- a/client/src/pages/topic.vue
+++ b/client/src/pages/topic.vue
@@ -117,7 +117,7 @@
           },
           update(store, {data: {updateLastTopic: {topic}}}) {
             if (topic) {
-              let query = ME_QUERY;
+              const query = ME_QUERY;
               const data = store.readQuery({query});
               if (data) {
                 data.me.lastTopic = topic;