diff --git a/js/src/components/Event/EventActionSection.vue b/js/src/components/Event/EventActionSection.vue
index d7599b89c..a9bc529c6 100644
--- a/js/src/components/Event/EventActionSection.vue
+++ b/js/src/components/Event/EventActionSection.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="">
     <participation-section
-      v-if="event && currentActor && identities && anonymousParticipationConfig"
+      v-if="event && anonymousParticipationConfig"
       :participation="participations[0]"
       :event="event"
       :anonymousParticipation="anonymousParticipation"
diff --git a/js/src/components/Event/ParticipationButton.vue b/js/src/components/Event/ParticipationButton.vue
index 198c96731..81b28a19e 100644
--- a/js/src/components/Event/ParticipationButton.vue
+++ b/js/src/components/Event/ParticipationButton.vue
@@ -165,8 +165,8 @@ import TimerSandEmpty from "vue-material-design-icons/TimerSandEmpty.vue";
 const props = defineProps<{
   participation: IParticipant | undefined;
   event: IEvent;
-  currentActor: IPerson;
-  identities: IPerson[];
+  currentActor: IPerson | undefined;
+  identities: IPerson[] | undefined;
 }>();
 
 const emit = defineEmits([
diff --git a/js/src/components/Participation/ParticipationSection.vue b/js/src/components/Participation/ParticipationSection.vue
index a0ef1d248..ae727ec66 100644
--- a/js/src/components/Participation/ParticipationSection.vue
+++ b/js/src/components/Participation/ParticipationSection.vue
@@ -138,8 +138,8 @@ const props = withDefaults(
     participation: IParticipant | undefined;
     event: IEvent;
     anonymousParticipation?: boolean | null;
-    currentActor: IPerson;
-    identities: IPerson[];
+    currentActor: IPerson | undefined;
+    identities: IPerson[] | undefined;
     anonymousParticipationConfig: IAnonymousParticipationConfig;
   }>(),
   {