diff --git a/html/scan.php b/html/scan.php
index df9fc84..8490893 100644
--- a/html/scan.php
+++ b/html/scan.php
@@ -8,7 +8,7 @@
 
 if ($_SERVER['REQUEST_METHOD'] == 'POST') {
     $target = $_POST["target"];
-} elseif ($_SERVER['REQUEST_METHOD'] == 'GET') {
+} else if ($_SERVER['REQUEST_METHOD'] == 'GET') {
     $target = $_GET["target"];
 }
 
@@ -20,7 +20,7 @@
     if ($_SERVER['REQUEST_METHOD'] == 'POST') {
         // return immediately
         $handle = popen('sudo -b -u \#'.$UID.' /opt/brother/scanner/brscan-skey/script/scanto'.$target.'.py', 'r');
-    } elseif ($_SERVER['REQUEST_METHOD'] == 'GET') {
+    } else if ($_SERVER['REQUEST_METHOD'] == 'GET') {
         // wait for completion
         $output=shell_exec('sudo -u \#'.$UID.' /opt/brother/scanner/brscan-skey/script/scanto'.$target.'.py');
     }