diff --git a/src/school/com111fact.php b/src/school/com111fact.php
index f9e7a3e..af7cf35 100644
--- a/src/school/com111fact.php
+++ b/src/school/com111fact.php
@@ -1,4 +1,4 @@
-<?
+<?php
 $url = "https://docs.google.com/presentation/d/1b3IyHs2Y3FneB_PDI9reP5hvrv0tUoAKA52Xh_ttu78/";
 header("Location: " . $url);
 ?>
\ No newline at end of file
diff --git a/src/school/eco202pres.php b/src/school/eco202pres.php
index 8b8df32..a141026 100644
--- a/src/school/eco202pres.php
+++ b/src/school/eco202pres.php
@@ -1,4 +1,4 @@
-<?
+<?php
 $url = "https://docs.google.com/presentation/d/1pLF2JgItDBqmTCm6upLffkmXI6B-WL4SzkMJ_xvWARI/edit";
 header("Location: " . $url);
 ?>
\ No newline at end of file
diff --git a/src/school/mkt201pres.php b/src/school/mkt201pres.php
index ac94e9c..3051a2d 100644
--- a/src/school/mkt201pres.php
+++ b/src/school/mkt201pres.php
@@ -1,4 +1,4 @@
-<?
+<?php
 $url = "https://docs.google.com/presentation/d/1Aa3veC98tlwjQLTsJ7waoCtq7DooP7zGvhijK0W9fwA/";
 header("Location: " . $url);
 ?>
\ No newline at end of file