diff --git a/root/push.php b/root/push.php
index d217efd..d3c2e14 100644
--- a/root/push.php
+++ b/root/push.php
@@ -40,7 +40,7 @@ function store_sqlite3($data) {
 
 function store_raw($data) {
     $db_path = DB_DIR.'/location-'.date('Y-m').'.raw';
-    file_put_contents($db_path, serialize($data));
+    file_put_contents($db_path, serialize($data), FILE_APPEND);
 }
 
 $payload = file_get_contents("php://input");