diff --git a/view/streams-json-v1.php b/view/streams-json-v1.php
index 19f7b0d0..055f6bc1 100644
--- a/view/streams-json-v1.php
+++ b/view/streams-json-v1.php
@@ -2,6 +2,7 @@
 
 header('Content-Type: application/json');
 
+$struct = [];
 foreach (Conferences::getActiveConferences() as $conference)
 {
 	$overview = $conference->getOverview();
diff --git a/view/streams-json-v2.php b/view/streams-json-v2.php
index 1e4c89b4..05d2af55 100644
--- a/view/streams-json-v2.php
+++ b/view/streams-json-v2.php
@@ -2,6 +2,7 @@
 
 header('Content-Type: application/json');
 
+$struct = [];
 foreach (Conferences::getActiveConferences() as $conference)
 {
 	$overview = $conference->getOverview();