diff --git a/mod/exercise/upload.php b/mod/exercise/upload.php
index 83b0b006826..9d19cf27bda 100644
--- a/mod/exercise/upload.php
+++ b/mod/exercise/upload.php
@@ -7,7 +7,7 @@
     require_variable($id);          // course module ID
     $timenow = time();
 
-    $newfile = $HTTP_POST_FILES["newfile"];
+    $newfile = $_FILES["newfile"];
 
     // get some esential stuff...
     if (! $cm = get_record("course_modules", "id", $id)) {
diff --git a/mod/workshop/upload.php b/mod/workshop/upload.php
index 29fb7761102..ad6aa0d8b01 100644
--- a/mod/workshop/upload.php
+++ b/mod/workshop/upload.php
@@ -6,7 +6,7 @@
 
     require_variable($id);          // CM ID
 
-    $newfile = $HTTP_POST_FILES["newfile"];
+    $newfile = $_FILES["newfile"];
 
     if (! $cm = get_record("course_modules", "id", $id)) {
         error("Course Module ID was incorrect");