diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 1d09b9f9887..4699fc1b9f1 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -36,7 +36,7 @@
  *	\brief      File that defines environment for Dolibarr GUI pages only (file not required by scripts)
  */
 
-//@ini_set('memory_limit', '128M');	// This may be useless if memory is hard limited by your PHP
+@ini_set('memory_limit', '512M');	// This may be useless if memory is hard limited by your PHP
 
 // For optional tuning. Enabled if environment variable MAIN_SHOW_TUNING_INFO is defined.
 $micro_start_time = 0;