diff --git a/src/api.php b/src/api.php
index 7ea8e09..54f2a6f 100644
--- a/src/api.php
+++ b/src/api.php
@@ -6,6 +6,7 @@ $mysqlDriver = new mysqli_driver();
 $mysqlDriver->report_mode = MYSQLI_REPORT_OFF;
 
 header("Content-Type: application/json");
+header("Cache-Control: no-store, no-cache, max-age=0, must-revalidate");
 
 if (!isset($_GET["scope"])) {
   http_response_code(400);
diff --git a/src/collect.php b/src/collect.php
index c269db7..48190de 100644
--- a/src/collect.php
+++ b/src/collect.php
@@ -6,6 +6,7 @@ $mysqlDriver = new mysqli_driver();
 $mysqlDriver->report_mode = MYSQLI_REPORT_OFF;
 
 header("Content-Type: application/json");
+header("Cache-Control: no-cache");
 
 if ($_SERVER["REQUEST_METHOD"] == "POST") {
   if (