diff --git a/htdocs/admin/modules.php b/htdocs/admin/modules.php
index 68f7c3a29a7..ae87a19e433 100644
--- a/htdocs/admin/modules.php
+++ b/htdocs/admin/modules.php
@@ -40,6 +40,7 @@ $langs->loadLangs(array("errors","admin","modulebuilder"));
 $mode=GETPOST('mode', 'alpha');
 if (empty($mode)) $mode='common';
 $action=GETPOST('action','alpha');
+//var_dump($_POST);exit;
 $value=GETPOST('value', 'alpha');
 $page_y=GETPOST('page_y','int');
 $search_keyword=GETPOST('search_keyword','alpha');
@@ -1003,8 +1004,29 @@ if ($mode == 'deploy')
 			print '<form enctype="multipart/form-data" method="POST" class="noborder" action="'.$_SERVER["PHP_SELF"].'" name="forminstall">';
 			print '<input type="hidden" name="action" value="install">';
 			print '<input type="hidden" name="mode" value="deploy">';
-			print $langs->trans("YouCanSubmitFile").' <input type="file" name="fileinstall"> ';
+
+			print $langs->trans("YouCanSubmitFile");
+
+			$max=$conf->global->MAIN_UPLOAD_DOC;		// En Kb
+			$maxphp=@ini_get('upload_max_filesize');	// En inconnu
+			if (preg_match('/k$/i',$maxphp)) $maxphp=$maxphp*1;
+			if (preg_match('/m$/i',$maxphp)) $maxphp=$maxphp*1024;
+			if (preg_match('/g$/i',$maxphp)) $maxphp=$maxphp*1024*1024;
+			if (preg_match('/t$/i',$maxphp)) $maxphp=$maxphp*1024*1024*1024;
+			// Now $max and $maxphp are in Kb
+			$maxmin = $max;
+			if ($maxphp > 0) $maxmin=min($max,$maxphp);
+
+			if ($maxmin > 0)
+			{
+				// MAX_FILE_SIZE doit précéder le champ input de type file
+				print '<input type="hidden" name="max_file_size" value="'.($maxmin*1024).'">';
+			}
+
+			print '<input class="flat minwidth400" type="file" name="fileinstall"> ';
+
 			print '<input type="submit" name="send" value="'.dol_escape_htmltag($langs->trans("Send")).'" class="button">';
+
 			print '</form>';
 
 			print '<br>';
diff --git a/htdocs/core/class/html.formfile.class.php b/htdocs/core/class/html.formfile.class.php
index 7a0c07bb996..4e77269db4c 100644
--- a/htdocs/core/class/html.formfile.class.php
+++ b/htdocs/core/class/html.formfile.class.php
@@ -127,6 +127,7 @@ class FormFile
 
 			if ($maxmin > 0)
 			{
+				// MAX_FILE_SIZE doit précéder le champ input de type file
 				$out .= '<input type="hidden" name="max_file_size" value="'.($maxmin*1024).'">';
 			}