diff --git a/client/src/components/learningPath/LearningContent.vue b/client/src/components/learningPath/LearningContent.vue
index d0e57c41..1c8e6d83 100644
--- a/client/src/components/learningPath/LearningContent.vue
+++ b/client/src/components/learningPath/LearningContent.vue
@@ -29,7 +29,8 @@ const block = computed(() => {
 });
 
 // can't use the type as component name, as some are reserved HTML components, e.g. video
-const COMPONENTS: Record<string, InstanceType<typeof VideoBlock>> = {
+const COMPONENTS: Record<string, any> = {
+  // todo: can we find a better type here than any? ^
   placeholder: PlaceholderBlock,
   video: VideoBlock,
   assignment: DescriptionTextBlock,
diff --git a/client/src/components/ui/ItCheckbox.vue b/client/src/components/ui/ItCheckbox.vue
index 906e9094..aca889dd 100644
--- a/client/src/components/ui/ItCheckbox.vue
+++ b/client/src/components/ui/ItCheckbox.vue
@@ -25,7 +25,8 @@ const keydown = (e: KeyboardEvent) => {
   }
 };
 const input = (e: Event) => {
-  log.debug("input", e.type, e.target.checked, e.target.value);
+  const target = e.target as HTMLInputElement;
+  log.debug("input", e.type, target.checked, target.value);
   emit("toggle");
 };
 </script>
diff --git a/client/src/components/ui/ItRadioGroup.vue b/client/src/components/ui/ItRadioGroup.vue
index f95d3572..bf8629ce 100644
--- a/client/src/components/ui/ItRadioGroup.vue
+++ b/client/src/components/ui/ItRadioGroup.vue
@@ -10,7 +10,7 @@
     <div class="flex justify-between align-items-center justify-items-center space-x-6">
       <RadioGroupOption
         v-for="item in items"
-        :key="item.id"
+        :key="item.value"
         as="template"
         class="flex-1"
         :value="item.value"
diff --git a/client/src/components/ui/ItTextarea.vue b/client/src/components/ui/ItTextarea.vue
index b6bd424d..d61cfcff 100644
--- a/client/src/components/ui/ItTextarea.vue
+++ b/client/src/components/ui/ItTextarea.vue
@@ -4,7 +4,7 @@
     <textarea
       :value="modelValue"
       class="w-full border-gray-500 h-40"
-      @input="$emit('update:modelValue', $event.target.value)"
+      @input="onInput"
     />
   </div>
 </template>
@@ -14,5 +14,10 @@ defineProps<{
   modelValue: string;
   label: string;
 }>();
-defineEmits(["update:modelValue"]);
+const emit = defineEmits(["update:modelValue"]);
+
+const onInput = (event: Event) => {
+  const target = event.target as HTMLInputElement;
+  emit("update:modelValue", target.value);
+};
 </script>
diff --git a/client/src/stores/cockpit.ts b/client/src/stores/cockpit.ts
index 6c9a9cc6..9dc0339e 100644
--- a/client/src/stores/cockpit.ts
+++ b/client/src/stores/cockpit.ts
@@ -29,12 +29,15 @@ export const useCockpitStore = defineStore({
   actions: {
     async loadCourseSessionUsers(courseSlug: string, reload = false) {
       log.debug("loadCockpitData called");
-      const data = await itGetCached(`/api/course/sessions/${courseSlug}/users/`, {
-        reload: reload,
-      });
+      const { users, cockpit_user: cockpitUser } = await itGetCached(
+        `/api/course/sessions/${courseSlug}/users/`,
+        {
+          reload: reload,
+        }
+      );
 
-      this.courseSessionUsers = data.users;
-      this.cockpitSessionUser = data.cockpit_user;
+      this.courseSessionUsers = users;
+      this.cockpitSessionUser = cockpitUser;
 
       if (this.cockpitSessionUser && this.cockpitSessionUser.circles?.length > 0) {
         this.selectedCircles = [this.cockpitSessionUser.circles[0].translation_key];