diff --git a/install_minimal/include/AirtimeInstall.php b/install_minimal/include/AirtimeInstall.php
index fc432c166..24189f057 100644
--- a/install_minimal/include/AirtimeInstall.php
+++ b/install_minimal/include/AirtimeInstall.php
@@ -162,7 +162,7 @@ class AirtimeInstall
             echo "* Giving Apache permission to access $rp".PHP_EOL;
             $success = chgrp($rp, $CC_CONFIG["webServerUser"]);
             $success = chown($rp, "www-data");
-            $success = chmod($rp, 02777);
+            $success = chmod($rp, 02770);
         }
     }