diff --git a/src/components/ImportPage.vue b/src/components/ImportPage.vue
index 4d8791d8..2af7cd6a 100644
--- a/src/components/ImportPage.vue
+++ b/src/components/ImportPage.vue
@@ -155,7 +155,7 @@ export default {
         importSubscriptionsLocally(newChannels) {
             const subscriptions = this.override
                 ? [...new Set(newChannels)]
-                : [...new Set(this.getLocalSubscriptions().concat(newChannels))];
+                : [...new Set((this.getLocalSubscriptions() ?? []).concat(newChannels))];
             // Sort for better cache hits
             subscriptions.sort();
             localStorage.setItem("localSubscriptions", JSON.stringify(subscriptions));