diff --git a/htdocs/core/modules/printing/modules_printing.php b/htdocs/core/modules/printing/modules_printing.php
index 1bbf78df022..fa86d832b73 100644
--- a/htdocs/core/modules/printing/modules_printing.php
+++ b/htdocs/core/modules/printing/modules_printing.php
@@ -69,7 +69,7 @@ class PrintingDriver
 		$listoffiles = array();
 		$dirmodels = array_merge(array('/core/modules/printing/'), (array) $conf->modules_parts['printing']);
 		foreach ($dirmodels as $dir) {
-			$tmpfiles = dol_dir_list(dol_buildpath($dir, 0), 'all', 0, '.modules.php', '', 'name', SORT_ASC, 0);
+			$tmpfiles = dol_dir_list(dol_buildpath($dir, 0), 'all', 0, '\.modules.php', '', 'name', SORT_ASC, 0);
 			if (!empty($tmpfiles)) {
 				$listoffiles = array_merge($listoffiles, $tmpfiles);
 			}
diff --git a/htdocs/core/modules/printing/printipp.modules.php b/htdocs/core/modules/printing/printipp.modules.php
index f290b2b4e90..584e7751fd7 100644
--- a/htdocs/core/modules/printing/printipp.modules.php
+++ b/htdocs/core/modules/printing/printipp.modules.php
@@ -108,10 +108,10 @@ class printing_printipp extends PrintingDriver
 		global $conf;
 
 		$this->db = $db;
-		$this->host = $conf->global->PRINTIPP_HOST;
-		$this->port = $conf->global->PRINTIPP_PORT;
-		$this->user = $conf->global->PRINTIPP_USER;
-		$this->password = $conf->global->PRINTIPP_PASSWORD;
+		$this->host = getDolGlobalString('PRINTIPP_HOST');
+		$this->port = getDolGlobalString('PRINTIPP_PORT');
+		$this->user = getDolGlobalString('PRINTIPP_USER');
+		$this->password = getDolGlobalString('PRINTIPP_PASSWORD');
 		$this->conf[] = array('varname'=>'PRINTIPP_HOST', 'required'=>1, 'example'=>'localhost', 'type'=>'text');
 		$this->conf[] = array('varname'=>'PRINTIPP_PORT', 'required'=>1, 'example'=>'631', 'type'=>'text');
 		$this->conf[] = array('varname'=>'PRINTIPP_USER', 'required'=>0, 'example'=>'', 'type'=>'text', 'moreattributes'=>'autocomplete="off"');