diff --git a/pipit_members/admin.php b/pipit_members/admin.php
index aff8ade..f8fcf49 100644
--- a/pipit_members/admin.php
+++ b/pipit_members/admin.php
@@ -1,3 +1,3 @@
 <?php
-    include(__DIR__ . '/lib/PipitMembers.class.php');
-    include(__DIR__ . '/lib/PipitMembers_Collections.class.php');
\ No newline at end of file
+    include_once(__DIR__ . '/lib/PipitMembers.class.php');
+    include_once(__DIR__ . '/lib/PipitMembers_Collections.class.php');
\ No newline at end of file